diff --git a/tests/wpt/metadata/MANIFEST.json b/tests/wpt/metadata/MANIFEST.json
index 97b6a187711..d591bd804d9 100644
--- a/tests/wpt/metadata/MANIFEST.json
+++ b/tests/wpt/metadata/MANIFEST.json
@@ -14611,18 +14611,6 @@
      {}
     ]
    ],
-   "pointerevents/pointerevent_attributes_hoverable_pointers-manual.html": [
-    [
-     "pointerevents/pointerevent_attributes_hoverable_pointers-manual.html",
-     {}
-    ]
-   ],
-   "pointerevents/pointerevent_attributes_nohover_pointers-manual.html": [
-    [
-     "pointerevents/pointerevent_attributes_nohover_pointers-manual.html",
-     {}
-    ]
-   ],
    "pointerevents/pointerevent_capture_suppressing_mouse-manual.html": [
     [
      "pointerevents/pointerevent_capture_suppressing_mouse-manual.html",
@@ -135139,6 +135127,18 @@
      {}
     ]
    ],
+   "css/css-position/position-absolute-dynamic-static-position-floats-004.html": [
+    [
+     "css/css-position/position-absolute-dynamic-static-position-floats-004.html",
+     [
+      [
+       "/css/reference/ref-filled-green-100px-square-only.html",
+       "=="
+      ]
+     ],
+     {}
+    ]
+   ],
    "css/css-position/position-absolute-dynamic-static-position-margin-001.html": [
     [
      "css/css-position/position-absolute-dynamic-static-position-margin-001.html",
@@ -141863,6 +141863,54 @@
      {}
     ]
    ],
+   "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-003.html": [
+    [
+     "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-003.html",
+     [
+      [
+       "/css/reference/ref-filled-green-100px-square.xht",
+       "=="
+      ]
+     ],
+     {}
+    ]
+   ],
+   "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-004.html": [
+    [
+     "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-004.html",
+     [
+      [
+       "/css/reference/ref-filled-green-100px-square.xht",
+       "=="
+      ]
+     ],
+     {}
+    ]
+   ],
+   "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-005.html": [
+    [
+     "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-005.html",
+     [
+      [
+       "/css/reference/ref-filled-green-100px-square.xht",
+       "=="
+      ]
+     ],
+     {}
+    ]
+   ],
+   "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-006.html": [
+    [
+     "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-006.html",
+     [
+      [
+       "/css/reference/ref-filled-green-100px-square.xht",
+       "=="
+      ]
+     ],
+     {}
+    ]
+   ],
    "css/css-tables/height-distribution/percentage-sizing-of-table-cell-replaced-children-001.html": [
     [
      "css/css-tables/height-distribution/percentage-sizing-of-table-cell-replaced-children-001.html",
@@ -142875,6 +142923,18 @@
      {}
     ]
    ],
+   "css/css-text/hyphens/hyphens-overflow-001.html": [
+    [
+     "css/css-text/hyphens/hyphens-overflow-001.html",
+     [
+      [
+       "/css/css-text/hyphens/reference/hyphens-overflow-001-ref.html",
+       "=="
+      ]
+     ],
+     {}
+    ]
+   ],
    "css/css-text/hyphens/hyphens-shaping-001.html": [
     [
      "css/css-text/hyphens/hyphens-shaping-001.html",
@@ -252959,6 +253019,9 @@
    "css/css-text/hyphens/reference/hyphens-auto-001-ref.html": [
     []
    ],
+   "css/css-text/hyphens/reference/hyphens-overflow-001-ref.html": [
+    []
+   ],
    "css/css-text/hyphens/reference/hyphens-shaping-001-ref.html": [
     []
    ],
@@ -264743,6 +264806,9 @@
    "fetch/sec-metadata/resources/fetch-via-serviceworker--respondWith--sw.js": [
     []
    ],
+   "fetch/sec-metadata/resources/go-back.html": [
+    []
+   ],
    "fetch/sec-metadata/resources/helper.js": [
     []
    ],
@@ -284471,6 +284537,9 @@
    "webaudio/the-audio-api/the-audioprocessingevent-interface/.gitkeep": [
     []
    ],
+   "webaudio/the-audio-api/the-audioworklet-interface/processors/active-processing.js": [
+    []
+   ],
    "webaudio/the-audio-api/the-audioworklet-interface/processors/add-offset.js": [
     []
    ],
@@ -342895,6 +342964,12 @@
      {}
     ]
    ],
+   "fetch/sec-metadata/history.tentative.https.sub.html": [
+    [
+     "fetch/sec-metadata/history.tentative.https.sub.html",
+     {}
+    ]
+   ],
    "fetch/sec-metadata/iframe.tentative.https.sub.html": [
     [
      "fetch/sec-metadata/iframe.tentative.https.sub.html",
@@ -375156,6 +375231,22 @@
      }
     ]
    ],
+   "pointerevents/pointerevent_attributes_hoverable_pointers.html": [
+    [
+     "pointerevents/pointerevent_attributes_hoverable_pointers.html",
+     {
+      "testdriver": true
+     }
+    ]
+   ],
+   "pointerevents/pointerevent_attributes_nohover_pointers.html": [
+    [
+     "pointerevents/pointerevent_attributes_nohover_pointers.html",
+     {
+      "testdriver": true
+     }
+    ]
+   ],
    "pointerevents/pointerevent_boundary_events_at_implicit_release_hoverable_pointers.html": [
     [
      "pointerevents/pointerevent_boundary_events_at_implicit_release_hoverable_pointers.html",
@@ -535502,7 +535593,7 @@
    "reftest"
   ],
   "css/css-color/parsing/color-computed.html": [
-   "6c0e130196d0be6d10336c550f9e3d12e6f89b4c",
+   "973b454aaddd25dadbe5a7309c9d9bb131c1abbf",
    "testharness"
   ],
   "css/css-color/parsing/color-invalid.html": [
@@ -535510,11 +535601,11 @@
    "testharness"
   ],
   "css/css-color/parsing/color-valid.html": [
-   "70e2450c77f26391ddea1c42dbed4de5d0f817b5",
+   "48e97561f40c370acd88bf41220b5482eedf245e",
    "testharness"
   ],
   "css/css-color/parsing/opacity-computed.html": [
-   "1ac8b5e4aa27847a51c2c588afe99f9094cfedc5",
+   "ba93181754a17803e29fed0d0d794e0463aaa8ed",
    "testharness"
   ],
   "css/css-color/parsing/opacity-invalid.html": [
@@ -535522,7 +535613,7 @@
    "testharness"
   ],
   "css/css-color/parsing/opacity-valid.html": [
-   "f9bb9b65014d86c97f0072de68de9581e87ed8d1",
+   "daa8d8647f17ec48a1c648dfaea48bc8373c20ea",
    "testharness"
   ],
   "css/css-color/rebeccapurple-ref.html": [
@@ -559653,6 +559744,10 @@
    "fa7cc695c361f5b43300b42f3c5872e89b5c0879",
    "reftest"
   ],
+  "css/css-position/position-absolute-dynamic-static-position-floats-004.html": [
+   "3ccd1462fd1530e29b43b3710b0708d270818a8f",
+   "reftest"
+  ],
   "css/css-position/position-absolute-dynamic-static-position-margin-001.html": [
    "78b0ced9df2fd0ea299a7cc35e9ca0c360f453fa",
    "reftest"
@@ -565901,6 +565996,22 @@
    "19b02b20315e5600546b8e8d618b17e87abaa755",
    "reftest"
   ],
+  "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-003.html": [
+   "0a8a8e57ced10a97a49b3cf6574b81130451ffcf",
+   "reftest"
+  ],
+  "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-004.html": [
+   "f08fed6fb5ae2b82392d96be7d5ff6d3934aac06",
+   "reftest"
+  ],
+  "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-005.html": [
+   "9726540e7c3d1fbd72301e59484f5086d1119dab",
+   "reftest"
+  ],
+  "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-006.html": [
+   "2104e4b0b92313b5eb002a73e7f8a56f419b7927",
+   "reftest"
+  ],
   "css/css-tables/height-distribution/percentage-sizing-of-table-cell-children.html": [
    "10295810227dba52df0f2faa0dab5677b212364d",
    "testharness"
@@ -567289,6 +567400,10 @@
    "0b88adaed8fa8be943706cb043b02785d601ac8b",
    "reftest"
   ],
+  "css/css-text/hyphens/hyphens-overflow-001.html": [
+   "cddaa6b040b1b92e5280546979c2f7933234e0e0",
+   "reftest"
+  ],
   "css/css-text/hyphens/hyphens-shaping-001.html": [
    "0cd2243bdac0e89add0223c03ba2328cb239c980",
    "reftest"
@@ -567309,6 +567424,10 @@
    "c1355d0abba28491a126533c24039cffc6ee4eb0",
    "support"
   ],
+  "css/css-text/hyphens/reference/hyphens-overflow-001-ref.html": [
+   "3bbd5fe8f1464d1662b3fc132c266d84eb9c305d",
+   "support"
+  ],
   "css/css-text/hyphens/reference/hyphens-shaping-001-ref.html": [
    "9eb1d7fd686e0f9bc1c82baf2235f8f1ef8cbb81",
    "support"
@@ -584582,7 +584701,7 @@
    "testharness"
   ],
   "css/css-variables/variable-presentation-attribute.html": [
-   "24df5aae1719d8881801a818f168cfd3eed864f9",
+   "924c8e1c053afd4ae8949d13b03a0e6921369883",
    "testharness"
   ],
   "css/css-variables/variable-pseudo-element.html": [
@@ -593670,7 +593789,7 @@
    "testharness"
   ],
   "css/filter-effects/parsing/flood-opacity-computed.svg": [
-   "0ecd8ecca5df65081b01575f3bb2431a409a6d67",
+   "a395eda22e377757afc1583016e8d14da13268cc",
    "testharness"
   ],
   "css/filter-effects/parsing/flood-opacity-invalid.svg": [
@@ -593678,7 +593797,7 @@
    "testharness"
   ],
   "css/filter-effects/parsing/flood-opacity-valid.svg": [
-   "ea7ab2a8f3c0d9a7c521bde70a86ac1be8338098",
+   "67eb37fad5ec15e01f9f54ea016e74606dec9f03",
    "testharness"
   ],
   "css/filter-effects/parsing/lighting-color-computed.html": [
@@ -614029,6 +614148,10 @@
    "60163ee714686fc1c3f5f9b7011ce03cf3028e6b",
    "testharness"
   ],
+  "fetch/sec-metadata/history.tentative.https.sub.html": [
+   "4e786925cfa2f0202d6b7bdc01669dd613556b01",
+   "testharness"
+  ],
   "fetch/sec-metadata/iframe.tentative.https.sub.html": [
    "b916e3aa70b9b05cd899f1da0c3252ca64c12626",
    "testharness"
@@ -614125,12 +614248,16 @@
    "8bf8d8f22175f9eef225d954b05dac104505c4a2",
    "support"
   ],
+  "fetch/sec-metadata/resources/go-back.html": [
+   "002c4cea4738851ea18a5a515027128ba225a0fb",
+   "support"
+  ],
   "fetch/sec-metadata/resources/helper.js": [
    "9425246881b1bdc7f4cace59e4e211d298316197",
    "support"
   ],
   "fetch/sec-metadata/resources/post-to-owner.py": [
-   "81d4ebf74e3a06ef5b025557652e0ab6ea36ab3b",
+   "c5ded49d71bbc4c8f6d0cc3cc1bd43f9029dcf1b",
    "support"
   ],
   "fetch/sec-metadata/resources/record-header.py": [
@@ -624854,7 +624981,7 @@
    "testharness"
   ],
   "html/rendering/replaced-elements/attributes-for-embedded-content-and-images/img-aspect-ratio.tentative.html": [
-   "04ac273cbd77b7a1ba345a02fe73d119678d0df2",
+   "ae266882b1957080b28f1204a0183c6ca015cadc",
    "testharness"
   ],
   "html/rendering/replaced-elements/attributes-for-embedded-content-and-images/img-dim-ref.html": [
@@ -649589,13 +649716,13 @@
    "89a994af3048cc0b9fc3212fd6f1497bc717208a",
    "testharness"
   ],
-  "pointerevents/pointerevent_attributes_hoverable_pointers-manual.html": [
-   "e74714510762aa5689b1941a973bf1568e2efafc",
-   "manual"
+  "pointerevents/pointerevent_attributes_hoverable_pointers.html": [
+   "97e0db158ed0b2f5ccba6ea30a31c531fc9f23ef",
+   "testharness"
   ],
-  "pointerevents/pointerevent_attributes_nohover_pointers-manual.html": [
-   "0fd7904ef0041cb555d291ee60b8288bb5df7925",
-   "manual"
+  "pointerevents/pointerevent_attributes_nohover_pointers.html": [
+   "e0073defff356a473dc96a3978c10d7dd71346d4",
+   "testharness"
   ],
   "pointerevents/pointerevent_boundary_events_at_implicit_release_hoverable_pointers.html": [
    "e860cd082bede68aa014fe36ceff011e8227e2ad",
@@ -649786,7 +649913,7 @@
    "support"
   ],
   "pointerevents/pointerevent_support.js": [
-   "ae9b55c43d2c884b882214924dc459ba516ff42b",
+   "3b37f48889f27ca00ddc1229e6f67ba292722736",
    "support"
   ],
   "pointerevents/pointerevent_suppress_compat_events_on_click.html": [
@@ -660502,7 +660629,7 @@
    "support"
   ],
   "resources/chromium/webxr-test.js": [
-   "8257fbdc2b37f10072c39dd90a3f48adcac90fa8",
+   "88227cbf12326838d416470cdd9757052d66020d",
    "support"
   ],
   "resources/chromium/webxr-test.js.headers": [
@@ -669206,7 +669333,7 @@
    "testharness"
   ],
   "svg/painting/parsing/fill-opacity-computed.svg": [
-   "ac1e4e2c689fc21db7a7f250876aa1e049ddf886",
+   "16843bcceecbbd1833a8c70ad35ee3a33903d4ae",
    "testharness"
   ],
   "svg/painting/parsing/fill-opacity-invalid.svg": [
@@ -669214,7 +669341,7 @@
    "testharness"
   ],
   "svg/painting/parsing/fill-opacity-valid.svg": [
-   "41cfe985d623d682788c538e87502732821ccfc8",
+   "90d2732b1854785585f2edbb61de1195054c0b7a",
    "testharness"
   ],
   "svg/painting/parsing/fill-rule-computed.svg": [
@@ -669374,7 +669501,7 @@
    "testharness"
   ],
   "svg/painting/parsing/stroke-opacity-computed.svg": [
-   "5912e5e030d70488246c53aabef3a7d49f23e5c6",
+   "df58a213ff50835181f1e74eb608aa5aabcbeacb",
    "testharness"
   ],
   "svg/painting/parsing/stroke-opacity-invalid.svg": [
@@ -669382,7 +669509,7 @@
    "testharness"
   ],
   "svg/painting/parsing/stroke-opacity-valid.svg": [
-   "983be91c8a8db76b1164a3c401a5ce46bc9fe96b",
+   "a333363e3834ab594a3b7cb7a6839d230f327ba2",
    "testharness"
   ],
   "svg/painting/parsing/stroke-valid.svg": [
@@ -669578,7 +669705,7 @@
    "testharness"
   ],
   "svg/pservers/parsing/stop-opacity-computed.svg": [
-   "26457e82e86facffe68a156f522e602dd9b52cd4",
+   "1ad1e98c5a84ebad5e0129164e0d5616b72e36fc",
    "testharness"
   ],
   "svg/pservers/parsing/stop-opacity-invalid.svg": [
@@ -669586,7 +669713,7 @@
    "testharness"
   ],
   "svg/pservers/parsing/stop-opacity-valid.svg": [
-   "73516f62c15232a2a0409e3ca75684bff3fc92d7",
+   "28b60038a4d5707ae45b5e6e7dbc7f806717eaf9",
    "testharness"
   ],
   "svg/pservers/pattern-with-invalid-base-cloned-crash.html": [
@@ -675870,7 +675997,7 @@
    "support"
   ],
   "tools/wptrunner/wptrunner/font.py": [
-   "51c5578a3c9ba8f07467d11663605d799c52856f",
+   "6647a8580be7ab4050bbd37593b2e6595bc3ac72",
    "support"
   ],
   "tools/wptrunner/wptrunner/formatters/__init__.py": [
@@ -679886,7 +680013,7 @@
    "testharness"
   ],
   "webaudio/the-audio-api/the-audiocontext-interface/audiocontextoptions.html": [
-   "bee1aa835bf64ef31e7bc61e4bc8e9e8d0c43ec3",
+   "b556e31b5e0dcea8b0c82d859e53d980b4936a2e",
    "testharness"
   ],
   "webaudio/the-audio-api/the-audiodestinationnode-interface/.gitkeep": [
@@ -680137,6 +680264,10 @@
    "4281f56379bb20f1e173c22c99ab208d2be0fdd4",
    "testharness"
   ],
+  "webaudio/the-audio-api/the-audioworklet-interface/processors/active-processing.js": [
+   "ef497733cafb471f74ace33045c4b4d43f3ce4f2",
+   "support"
+  ],
   "webaudio/the-audio-api/the-audioworklet-interface/processors/add-offset.js": [
    "139f5940c554057329018d4c57c8790d6ae29dc7",
    "support"
@@ -680266,7 +680397,7 @@
    "support"
   ],
   "webaudio/the-audio-api/the-channelmergernode-interface/active-processing.https.html": [
-   "24932921e9b506f265440b57bfc3be79b5322bb3",
+   "6136583b90fa97542829f89c3b7a5d2611fac23f",
    "testharness"
   ],
   "webaudio/the-audio-api/the-channelmergernode-interface/audiochannelmerger-basic.html": [
@@ -681322,7 +681453,7 @@
    "support"
   ],
   "webdriver/tests/navigate_to/navigate.py": [
-   "1ad7304008c16900bf3f935098ed30835c4f0c94",
+   "36c277dab62633d013263780523cdebad1b436ab",
    "wdspec"
   ],
   "webdriver/tests/navigate_to/user_prompts.py": [
@@ -687258,7 +687389,7 @@
    "support"
   ],
   "webxr/resources/webxr_test_constants.js": [
-   "aed6ff9c80905e96a100bbe48c7a9f37ea4237e9",
+   "fd6d0fb184237e0092f499950e2562dddda695d7",
    "support"
   ],
   "webxr/resources/webxr_util.js": [
@@ -687286,7 +687417,7 @@
    "testharness"
   ],
   "webxr/xrBoundedReferenceSpace_updates.https.html": [
-   "cf1047c8abc96740f22088620723e50a7da1db13",
+   "e2920b176567774984e115b2998e89edf95362e6",
    "testharness"
   ],
   "webxr/xrDevice_disconnect_ends.https.html": [
@@ -687390,7 +687521,7 @@
    "testharness"
   ],
   "webxr/xrStationaryReferenceSpace_floorlevel_updates.https.html": [
-   "68f91fd315019ccee9fbb9e034166338c65acad9",
+   "06a256698165e5bc592256a4ce24ddce12de74f8",
    "testharness"
   ],
   "webxr/xrView_eyes.https.html": [
diff --git a/tests/wpt/metadata/css/css-color/parsing/opacity-computed.html.ini b/tests/wpt/metadata/css/css-color/parsing/opacity-computed.html.ini
new file mode 100644
index 00000000000..398af5e3762
--- /dev/null
+++ b/tests/wpt/metadata/css/css-color/parsing/opacity-computed.html.ini
@@ -0,0 +1,7 @@
+[opacity-computed.html]
+  [Property opacity value '-100%' computes to '0']
+    expected: FAIL
+
+  [Property opacity value '50%' computes to '0.5']
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/css-color/parsing/opacity-valid.html.ini b/tests/wpt/metadata/css/css-color/parsing/opacity-valid.html.ini
new file mode 100644
index 00000000000..746de358048
--- /dev/null
+++ b/tests/wpt/metadata/css/css-color/parsing/opacity-valid.html.ini
@@ -0,0 +1,10 @@
+[opacity-valid.html]
+  [e.style['opacity'\] = "300%" should set the property value]
+    expected: FAIL
+
+  [e.style['opacity'\] = "50%" should set the property value]
+    expected: FAIL
+
+  [e.style['opacity'\] = "-100%" should set the property value]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/css-text/hyphens/hyphens-overflow-001.html.ini b/tests/wpt/metadata/css/css-text/hyphens/hyphens-overflow-001.html.ini
new file mode 100644
index 00000000000..8794a71c1e8
--- /dev/null
+++ b/tests/wpt/metadata/css/css-text/hyphens/hyphens-overflow-001.html.ini
@@ -0,0 +1,2 @@
+[hyphens-overflow-001.html]
+  expected: FAIL
diff --git a/tests/wpt/metadata/css/css-transitions/properties-value-inherit-001.html.ini b/tests/wpt/metadata/css/css-transitions/properties-value-inherit-001.html.ini
index 40dc50bd5e7..5d20389c8e9 100644
--- a/tests/wpt/metadata/css/css-transitions/properties-value-inherit-001.html.ini
+++ b/tests/wpt/metadata/css/css-transitions/properties-value-inherit-001.html.ini
@@ -56,9 +56,3 @@
   [background-position length(px) / events]
     expected: FAIL
 
-  [font-size length(em) / values]
-    expected: FAIL
-
-  [font-size length(em) / events]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/css/css-transitions/properties-value-inherit-002.html.ini b/tests/wpt/metadata/css/css-transitions/properties-value-inherit-002.html.ini
index 42f61e8ed49..1d49f002d4a 100644
--- a/tests/wpt/metadata/css/css-transitions/properties-value-inherit-002.html.ini
+++ b/tests/wpt/metadata/css/css-transitions/properties-value-inherit-002.html.ini
@@ -509,3 +509,6 @@
   [border-left-width length(pt) / values]
     expected: FAIL
 
+  [padding-bottom length(mm) / values]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/cssom-view/matchMedia-display-none-iframe.html.ini b/tests/wpt/metadata/css/cssom-view/matchMedia-display-none-iframe.html.ini
deleted file mode 100644
index e6e1f29e274..00000000000
--- a/tests/wpt/metadata/css/cssom-view/matchMedia-display-none-iframe.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[matchMedia-display-none-iframe.html]
-  expected: ERROR
diff --git a/tests/wpt/metadata/fetch/content-type/response.window.js.ini b/tests/wpt/metadata/fetch/content-type/response.window.js.ini
index e161ed1e973..d7b7959f854 100644
--- a/tests/wpt/metadata/fetch/content-type/response.window.js.ini
+++ b/tests/wpt/metadata/fetch/content-type/response.window.js.ini
@@ -318,9 +318,15 @@
   [<iframe>: separate response Content-Type: text/plain */*;charset=gbk]
     expected: FAIL
 
-  [<iframe>: combined response Content-Type: text/html */*]
+  [<iframe>: combined response Content-Type: text/html;charset=gbk text/plain text/html]
     expected: FAIL
 
-  [<iframe>: separate response Content-Type: text/html;" \\" text/plain]
+  [<iframe>: separate response Content-Type: text/plain */*]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html;x=" text/plain]
+    expected: FAIL
+
+  [<iframe>: combined response Content-Type: text/html;x=" text/plain]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/fetch/content-type/script.window.js.ini b/tests/wpt/metadata/fetch/content-type/script.window.js.ini
index c7413d589dc..5c001592859 100644
--- a/tests/wpt/metadata/fetch/content-type/script.window.js.ini
+++ b/tests/wpt/metadata/fetch/content-type/script.window.js.ini
@@ -59,6 +59,3 @@
   [separate text/javascript;charset=windows-1252 error text/javascript]
     expected: FAIL
 
-  [separate text/javascript;charset=windows-1252  text/javascript]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini b/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini
index d4ba399b762..a639f15230c 100644
--- a/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini
+++ b/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini
@@ -11,6 +11,6 @@
   [X-Content-Type-Options%3A%20nosniff%0C]
     expected: FAIL
 
-  [X-Content-Type-Options%3A%20'NosniFF']
+  [Content-Type-Options%3A%20nosniff]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/fetch/sec-metadata/history.tentative.https.sub.html.ini b/tests/wpt/metadata/fetch/sec-metadata/history.tentative.https.sub.html.ini
new file mode 100644
index 00000000000..42c34b2dad5
--- /dev/null
+++ b/tests/wpt/metadata/fetch/sec-metadata/history.tentative.https.sub.html.ini
@@ -0,0 +1,10 @@
+[history.tentative.https.sub.html]
+  [back to same-origin-initiated navigation]
+    expected: FAIL
+
+  [back to same-site-initiated navigation]
+    expected: FAIL
+
+  [back to cross-site-initiated navigation]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini
deleted file mode 100644
index dc2e45516de..00000000000
--- a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[traverse_the_history_5.html]
-  [Multiple history traversals, last would be aborted]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-innerwidth-innerheight.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-innerwidth-innerheight.html.ini
index bf50d59df41..e02f179ec25 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-innerwidth-innerheight.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-innerwidth-innerheight.html.ini
@@ -1,5 +1,24 @@
 [open-features-negative-innerwidth-innerheight.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: negative values for legacy `innerwidth`, `innerheight`]
     expected: FAIL
 
+  [features "innerheight=-404.5" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "innerwidth=-404.5" should NOT set "width=404"]
+    expected: TIMEOUT
+
+  [features "innerwidth=-404" should NOT set "width=404"]
+    expected: TIMEOUT
+
+  [features "innerheight=-404e1" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "innerheight=-404" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "innerwidth=-404e1" should NOT set "width=404"]
+    expected: TIMEOUT
+
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-screenx-screeny.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-screenx-screeny.html.ini
index e150c9d848f..23eefb8eaf9 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-screenx-screeny.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-screenx-screeny.html.ini
@@ -1,5 +1,24 @@
 [open-features-negative-screenx-screeny.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: negative values for legacy `screenx`, `screeny`]
     expected: FAIL
 
+  [features "screenx=-204" should NOT set "left=204"]
+    expected: TIMEOUT
+
+  [features "screeny=-204" should NOT set "top=204"]
+    expected: TIMEOUT
+
+  [features "screeny=-204.5" should NOT set "top=204"]
+    expected: TIMEOUT
+
+  [features "screeny=-0" should NOT set "top=204"]
+    expected: TIMEOUT
+
+  [features "screenx=-0" should NOT set "left=204"]
+    expected: TIMEOUT
+
+  [features "screenx=-204.5" should NOT set "left=204"]
+    expected: TIMEOUT
+
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-top-left.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-top-left.html.ini
index ad8840fbb68..940516ddd33 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-top-left.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-top-left.html.ini
@@ -1,5 +1,24 @@
 [open-features-negative-top-left.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: negative values for `top`, `left`]
     expected: FAIL
 
+  [features "top=-204" should NOT set "top=204"]
+    expected: TIMEOUT
+
+  [features "top=-204.5" should NOT set "top=204"]
+    expected: TIMEOUT
+
+  [features "left=-204" should NOT set "left=204"]
+    expected: TIMEOUT
+
+  [features "top=-0" should NOT set "top=204"]
+    expected: TIMEOUT
+
+  [features "left=-204.5" should NOT set "left=204"]
+    expected: TIMEOUT
+
+  [features "left=-0" should NOT set "left=204"]
+    expected: TIMEOUT
+
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-width-height.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-width-height.html.ini
index d1ed9088b2b..9027336b453 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-width-height.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-negative-width-height.html.ini
@@ -1,5 +1,24 @@
 [open-features-negative-width-height.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: negative values for `width`, `height`]
     expected: FAIL
 
+  [features "height=-404" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "height=-404e1" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "height=-404.5" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "width=-404" should NOT set "width=404"]
+    expected: TIMEOUT
+
+  [features "width=-404e1" should NOT set "width=404"]
+    expected: TIMEOUT
+
+  [features "width=-404.5" should NOT set "width=404"]
+    expected: TIMEOUT
+
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-height.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-height.html.ini
index a70e9dbad4d..4e44584b123 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-height.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-height.html.ini
@@ -1,32 +1,48 @@
 [open-features-non-integer-height.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: non-integer values for feature `height`]
     expected: FAIL
 
   [features "height=405*3" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "height=405.32" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "height=405e1" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "height=405/5" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "height=405^4" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "height=405.5" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "height=405e-1" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "height=405  " should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "height=405LLl" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
+
+  [features "height=/404" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [top=0,left=0,width=401,: absence of feature "height" should be treated same as "height=0"]
+    expected: TIMEOUT
+
+  [top=0,left=0: absence of feature "height" should be treated same as "height=0"]
+    expected: TIMEOUT
+
+  [features "height=_404" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "height=L404" should NOT set "height=404"]
+    expected: TIMEOUT
 
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-innerheight.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-innerheight.html.ini
index 779531b4a98..fcaeae5336d 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-innerheight.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-innerheight.html.ini
@@ -1,32 +1,42 @@
 [open-features-non-integer-innerheight.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: non-integer values for legacy feature `innerheight`]
     expected: FAIL
 
   [features "innerheight=405e-1" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerheight=405LLl" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerheight=405^4" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerheight=405e1" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerheight=405  " should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerheight=405/5" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerheight=405.32" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerheight=405.5" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerheight=405*3" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
+
+  [features "innerheight=_404" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "innerheight=L404" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "innerheight=/404" should NOT set "height=404"]
+    expected: TIMEOUT
 
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-innerwidth.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-innerwidth.html.ini
index 7a1b258d52e..42327fedd27 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-innerwidth.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-innerwidth.html.ini
@@ -1,32 +1,42 @@
 [open-features-non-integer-innerwidth.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: non-integer values for legacy feature `innerwidth`]
     expected: FAIL
 
   [features "innerwidth=405e-1" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerwidth=405*3" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerwidth=405.5" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerwidth=405e1" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerwidth=405.32" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerwidth=405  " should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerwidth=405LLl" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerwidth=405/5" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "innerwidth=405^4" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
+
+  [features "innerwidth=/404" should NOT set "width=404"]
+    expected: TIMEOUT
+
+  [features "innerwidth=_404" should NOT set "width=404"]
+    expected: TIMEOUT
+
+  [features "innerwidth=L404" should NOT set "width=404"]
+    expected: TIMEOUT
 
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-left.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-left.html.ini
index caba4124f0b..a8e4fe06618 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-left.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-left.html.ini
@@ -1,32 +1,42 @@
 [open-features-non-integer-left.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: non-integer values for feature `left`]
     expected: FAIL
 
   [features "left=105e1" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "left=105  " should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "left=105/5" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "left=105e-1" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "left=105^4" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "left=105LLl" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "left=105.32" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "left=105*3" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "left=105.5" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
+
+  [features "left=L104" should NOT set "left=104"]
+    expected: TIMEOUT
+
+  [features "left=/104" should NOT set "left=104"]
+    expected: TIMEOUT
+
+  [features "left=_104" should NOT set "left=104"]
+    expected: TIMEOUT
 
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-screenx.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-screenx.html.ini
index 9ace8a4cbdb..64a08faf0e6 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-screenx.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-screenx.html.ini
@@ -1,32 +1,42 @@
 [open-features-non-integer-screenx.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: non-integer values for legacy feature `screenx`]
     expected: FAIL
 
   [features "screenx=105.5" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screenx=105e1" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screenx=105  " should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screenx=105*3" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screenx=105e-1" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screenx=105^4" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screenx=105LLl" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screenx=105/5" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screenx=105.32" should set "left=105"]
-    expected: FAIL
+    expected: TIMEOUT
+
+  [features "screenx=_104" should NOT set "left=104"]
+    expected: TIMEOUT
+
+  [features "screenx=L104" should NOT set "left=104"]
+    expected: TIMEOUT
+
+  [features "screenx=/104" should NOT set "left=104"]
+    expected: TIMEOUT
 
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-screeny.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-screeny.html.ini
index a82bd0f981a..4f22ef4ef29 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-screeny.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-screeny.html.ini
@@ -1,32 +1,42 @@
 [open-features-non-integer-screeny.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: non-integer values for legacy feature `screeny`]
     expected: FAIL
 
   [features "screeny=405^4" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screeny=405e-1" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screeny=405LLl" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screeny=405e1" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screeny=405  " should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screeny=405/5" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screeny=405*3" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screeny=405.32" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "screeny=405.5" should set "height=405"]
-    expected: FAIL
+    expected: TIMEOUT
+
+  [features "screeny=_404" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "screeny=L404" should NOT set "height=404"]
+    expected: TIMEOUT
+
+  [features "screeny=/404" should NOT set "height=404"]
+    expected: TIMEOUT
 
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-top.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-top.html.ini
index 10f617db69e..8540f53d8d6 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-top.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-top.html.ini
@@ -1,32 +1,42 @@
 [open-features-non-integer-top.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: non-integer values for feature `top`]
     expected: FAIL
 
   [features "top=105/5" should set "top=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "top=105*3" should set "top=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "top=105LLl" should set "top=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "top=105e-1" should set "top=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "top=105.32" should set "top=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "top=105e1" should set "top=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "top=105  " should set "top=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "top=105^4" should set "top=105"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "top=105.5" should set "top=105"]
-    expected: FAIL
+    expected: TIMEOUT
+
+  [features "top=/104" should NOT set "top=104"]
+    expected: TIMEOUT
+
+  [features "top=_104" should NOT set "top=104"]
+    expected: TIMEOUT
+
+  [features "top=L104" should NOT set "top=104"]
+    expected: TIMEOUT
 
diff --git a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-width.html.ini b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-width.html.ini
index 28f93ee71b5..9d841e61bc0 100644
--- a/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-width.html.ini
+++ b/tests/wpt/metadata/html/browsers/the-window-object/apis-for-creating-and-navigating-browsing-contexts-by-name/open-features-non-integer-width.html.ini
@@ -1,32 +1,48 @@
 [open-features-non-integer-width.html]
   type: testharness
+  expected: TIMEOUT
   [HTML: window.open `features`: non-integer values for feature `width`]
     expected: FAIL
 
   [features "width=405^4" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "width=405.5" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "width=405e1" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "width=405  " should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "width=405.32" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "width=405LLl" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "width=405*3" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "width=405e-1" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
 
   [features "width=405/5" should set "width=405"]
-    expected: FAIL
+    expected: TIMEOUT
+
+  [top=0,left=0: absence of feature "width" should be treated same as "width=0"]
+    expected: TIMEOUT
+
+  [features "width=_404" should NOT set "width=404"]
+    expected: TIMEOUT
+
+  [top=0,left=0,height=401,: absence of feature "width" should be treated same as "width=0"]
+    expected: TIMEOUT
+
+  [features "width=/404" should NOT set "width=404"]
+    expected: TIMEOUT
+
+  [features "width=L404" should NOT set "width=404"]
+    expected: TIMEOUT
 
diff --git a/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/unhandled-promise-rejections/promise-rejection-events-onerror.html.ini b/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/unhandled-promise-rejections/promise-rejection-events-onerror.html.ini
new file mode 100644
index 00000000000..1e9b11d3487
--- /dev/null
+++ b/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/unhandled-promise-rejections/promise-rejection-events-onerror.html.ini
@@ -0,0 +1,5 @@
+[promise-rejection-events-onerror.html]
+  expected: TIMEOUT
+  [Throwing inside an unhandledrejection handler invokes the error handler.]
+    expected: TIMEOUT
+
diff --git a/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/unhandled-promise-rejections/promise-rejection-events.html.ini b/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/unhandled-promise-rejections/promise-rejection-events.html.ini
index 034d9baebfa..496bad988c6 100644
--- a/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/unhandled-promise-rejections/promise-rejection-events.html.ini
+++ b/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/unhandled-promise-rejections/promise-rejection-events.html.ini
@@ -1,5 +1,4 @@
 [promise-rejection-events.html]
-  expected: TIMEOUT
   [delayed handling: delaying handling rejected promise created from createImageBitmap will cause both events to fire]
     expected: FAIL
 
@@ -9,6 +8,3 @@
   [no unhandledrejection/rejectionhandled: rejection handler attached synchronously to a promise created from createImageBitmap]
     expected: FAIL
 
-  [rejectionhandled is dispatched from a queued task, and not immediately]
-    expected: TIMEOUT
-
diff --git a/tests/wpt/metadata/webaudio/the-audio-api/the-audiobuffersourcenode-interface/sub-sample-buffer-stitching.html.ini b/tests/wpt/metadata/webaudio/the-audio-api/the-audiobuffersourcenode-interface/sub-sample-buffer-stitching.html.ini
index 61d70ac3b07..c715d42702c 100644
--- a/tests/wpt/metadata/webaudio/the-audio-api/the-audiobuffersourcenode-interface/sub-sample-buffer-stitching.html.ini
+++ b/tests/wpt/metadata/webaudio/the-audio-api/the-audiobuffersourcenode-interface/sub-sample-buffer-stitching.html.ini
@@ -92,3 +92,6 @@
   [X Stitched sine-wave buffers at sample rate 43800 does not equal [0,0.06264832615852356,0.12505052983760834,0.18696144223213196,0.24813786149024963,0.308339387178421,0.36732959747314453,0.4248766601085663,0.480754554271698,0.5347436666488647,0.5866320133209229,0.6362156271934509,0.6832997798919678,0.7276994585990906,0.7692402601242065,0.8077589869499207...\] with an element-wise tolerance of {"absoluteThreshold":0.0038986,"relativeThreshold":0}.\n\tIndex\tActual\t\t\tExpected\t\tAbsError\t\tRelError\t\tTest threshold\n\t[30\]\t9.4836157560348511e-1\t9.5236867666244507e-1\t4.0071010589599609e-3\t4.2075103446311962e-3\t3.8985999999999999e-3\n\t[31\]\t9.2646563053131104e-1\t9.3139332532882690e-1\t4.9276947975158691e-3\t5.2906700783754857e-3\t3.8985999999999999e-3\n\t[32\]\t9.0087991952896118e-1\t9.0675884485244751e-1\t5.8789253234863281e-3\t6.4834496590358351e-3\t3.8985999999999999e-3\n\t[33\]\t8.7170630693435669e-1\t8.7856203317642212e-1\t6.8557262420654297e-3\t7.8033490899654511e-3\t3.8985999999999999e-3\n\t[34\]\t8.3906102180480957e-1\t8.4691369533538818e-1\t7.8526735305786133e-3\t9.2721059699818163e-3\t3.8985999999999999e-3\n\t...and 31037 more errors.\n\tMax AbsError of 9.8276454210281372e-1 at index of 39267.\n\t[39267\]\t-7.7627718382884549e-35\t-9.8276454210281372e-1\t9.8276454210281372e-1\t1.0000000000000000e+0\t3.8985999999999999e-3\n\tMax RelError of 3.3137802965303198e+0 at index of 1253.\n\t[1253\]\t-4.3022233992815018e-2\t-9.9732093513011932e-3\t3.3049024641513824e-2\t3.3137802965303198e+0\t3.8985999999999999e-3\n]
     expected: FAIL
 
+  [X Stitched sine-wave buffers at sample rate 43800 does not equal [0,0.06264832615852356,0.12505052983760834,0.18696144223213196,0.24813786149024963,0.308339387178421,0.36732959747314453,0.4248766601085663,0.480754554271698,0.5347436666488647,0.5866320133209229,0.6362156271934509,0.6832997798919678,0.7276994585990906,0.7692402601242065,0.8077589869499207...\] with an element-wise tolerance of {"absoluteThreshold":0.0038986,"relativeThreshold":0}.\n\tIndex\tActual\t\t\tExpected\t\tAbsError\t\tRelError\t\tTest threshold\n\t[30\]\t9.4836157560348511e-1\t9.5236867666244507e-1\t4.0071010589599609e-3\t4.2075103446311962e-3\t3.8985999999999999e-3\n\t[31\]\t9.2646563053131104e-1\t9.3139332532882690e-1\t4.9276947975158691e-3\t5.2906700783754857e-3\t3.8985999999999999e-3\n\t[32\]\t9.0087991952896118e-1\t9.0675884485244751e-1\t5.8789253234863281e-3\t6.4834496590358351e-3\t3.8985999999999999e-3\n\t[33\]\t8.7170630693435669e-1\t8.7856203317642212e-1\t6.8557262420654297e-3\t7.8033490899654511e-3\t3.8985999999999999e-3\n\t[34\]\t8.3906102180480957e-1\t8.4691369533538818e-1\t7.8526735305786133e-3\t9.2721059699818163e-3\t3.8985999999999999e-3\n\t...and 31037 more errors.\n\tMax AbsError of 9.8276454210281372e-1 at index of 39267.\n\t[39267\]\t1.0937919833103690e-34\t-9.8276454210281372e-1\t9.8276454210281372e-1\t1.0000000000000000e+0\t3.8985999999999999e-3\n\tMax RelError of 3.3137802965303198e+0 at index of 1253.\n\t[1253\]\t-4.3022233992815018e-2\t-9.9732093513011932e-3\t3.3049024641513824e-2\t3.3137802965303198e+0\t3.8985999999999999e-3\n]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/webdriver/tests/new_session/invalid_capabilities.py.ini b/tests/wpt/metadata/webdriver/tests/new_session/invalid_capabilities.py.ini
index e2771ae0e98..d73849b8e4f 100644
--- a/tests/wpt/metadata/webdriver/tests/new_session/invalid_capabilities.py.ini
+++ b/tests/wpt/metadata/webdriver/tests/new_session/invalid_capabilities.py.ini
@@ -2,3 +2,6 @@
   [test_invalid_always_match[None\]]
     expected: FAIL
 
+  [test_invalid_capabilites[value3\]]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/workers/WorkerGlobalScope-close.html.ini b/tests/wpt/metadata/workers/WorkerGlobalScope-close.html.ini
new file mode 100644
index 00000000000..fe8654e447c
--- /dev/null
+++ b/tests/wpt/metadata/workers/WorkerGlobalScope-close.html.ini
@@ -0,0 +1,4 @@
+[WorkerGlobalScope-close.html]
+  [Test sending a message after closing.]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/workers/baseurl/alpha/import-in-moduleworker.html.ini b/tests/wpt/metadata/workers/baseurl/alpha/import-in-moduleworker.html.ini
index bfd4d6dd2d6..bf2a1d61bab 100644
--- a/tests/wpt/metadata/workers/baseurl/alpha/import-in-moduleworker.html.ini
+++ b/tests/wpt/metadata/workers/baseurl/alpha/import-in-moduleworker.html.ini
@@ -1,5 +1,4 @@
 [import-in-moduleworker.html]
-  expected: ERROR
   [Base URL in module dedicated workers: import]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/workers/constructors/Worker/Worker-constructor.html.ini b/tests/wpt/metadata/workers/constructors/Worker/Worker-constructor.html.ini
new file mode 100644
index 00000000000..80f9a4f15b8
--- /dev/null
+++ b/tests/wpt/metadata/workers/constructors/Worker/Worker-constructor.html.ini
@@ -0,0 +1,2 @@
+[Worker-constructor.html]
+  expected: ERROR
diff --git a/tests/wpt/mozilla/meta/css/iframe/hide_and_show.html.ini b/tests/wpt/mozilla/meta/css/iframe/hide_and_show.html.ini
deleted file mode 100644
index 4a5427ccc2b..00000000000
--- a/tests/wpt/mozilla/meta/css/iframe/hide_and_show.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[hide_and_show.html]
-  expected: FAIL
diff --git a/tests/wpt/mozilla/meta/css/transition_calc_implicit.html.ini b/tests/wpt/mozilla/meta/css/transition_calc_implicit.html.ini
deleted file mode 100644
index dbea4f293ad..00000000000
--- a/tests/wpt/mozilla/meta/css/transition_calc_implicit.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[transition_calc_implicit.html]
-  expected: TIMEOUT
diff --git a/tests/wpt/mozilla/meta/mozilla/iframe/resize_after_load.html.ini b/tests/wpt/mozilla/meta/mozilla/iframe/resize_after_load.html.ini
deleted file mode 100644
index 98894dcb405..00000000000
--- a/tests/wpt/mozilla/meta/mozilla/iframe/resize_after_load.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[resize_after_load.html]
-  expected: FAIL
diff --git a/tests/wpt/web-platform-tests/css/css-color/parsing/color-computed.html b/tests/wpt/web-platform-tests/css/css-color/parsing/color-computed.html
index 6c0e130196d..973b454aadd 100644
--- a/tests/wpt/web-platform-tests/css/css-color/parsing/color-computed.html
+++ b/tests/wpt/web-platform-tests/css/css-color/parsing/color-computed.html
@@ -27,6 +27,7 @@ test_computed_value("color", "#FEDCBA", "rgb(254, 220, 186)");
 test_computed_value("color", "rgb(2, 3, 4)");
 test_computed_value("color", "rgb(100%, 0%, 0%)", "rgb(255, 0, 0)");
 test_computed_value("color", "rgba(2, 3, 4, 0.5)");
+test_computed_value("color", "rgba(2, 3, 4, 50%)", "rgba(2, 3, 4, 0.5)");
 test_computed_value("color", "hsl(120, 100%, 50%)", "rgb(0, 255, 0)");
 test_computed_value("color", "hsla(120, 100%, 50%, 0.25)", "rgba(0, 255, 0, 0.25)");
 test_computed_value("color", "rgb(-2, 3, 4)", "rgb(0, 3, 4)");
diff --git a/tests/wpt/web-platform-tests/css/css-color/parsing/color-valid.html b/tests/wpt/web-platform-tests/css/css-color/parsing/color-valid.html
index 70e2450c77f..48e97561f40 100644
--- a/tests/wpt/web-platform-tests/css/css-color/parsing/color-valid.html
+++ b/tests/wpt/web-platform-tests/css/css-color/parsing/color-valid.html
@@ -21,6 +21,7 @@ test_valid_value("color", "#FEDCBA", "rgb(254, 220, 186)");
 test_valid_value("color", "rgb(2, 3, 4)");
 test_valid_value("color", "rgb(100%, 0%, 0%)", "rgb(255, 0, 0)");
 test_valid_value("color", "rgba(2, 3, 4, 0.5)"); // Safari serializes alpha-value 0.498039
+test_valid_value("color", "rgba(2, 3, 4, 50%)", "rgba(2, 3, 4, 0.5)"); // Safari serializes alpha-value 0.498039
 test_valid_value("color", "hsl(120, 100%, 50%)", ["rgb(0, 255, 0)", "hsl(120, 100%, 50%)"]);
 test_valid_value("color", "hsla(120, 100%, 50%, 0.25)", ["rgba(0, 255, 0, 0.25)", "hsla(120, 100%, 50%, 0.25)"]); // Safari serializes alpha-value 0.247059
 test_valid_value("color", "rgb(-2, 3, 4)", "rgb(0, 3, 4)");
diff --git a/tests/wpt/web-platform-tests/css/css-color/parsing/opacity-computed.html b/tests/wpt/web-platform-tests/css/css-color/parsing/opacity-computed.html
index 1ac8b5e4aa2..ba93181754a 100644
--- a/tests/wpt/web-platform-tests/css/css-color/parsing/opacity-computed.html
+++ b/tests/wpt/web-platform-tests/css/css-color/parsing/opacity-computed.html
@@ -16,6 +16,10 @@ test_computed_value("opacity", "0.5");
 test_computed_value("opacity", "0");
 test_computed_value("opacity", "-2", "0");
 test_computed_value("opacity", "3", "1");
+test_computed_value("opacity", "-100%", "0");
+test_computed_value("opacity", "50%", "0.5");
+test_computed_value("opacity", "300%", "1");
+
 </script>
 </body>
 </html>
diff --git a/tests/wpt/web-platform-tests/css/css-color/parsing/opacity-valid.html b/tests/wpt/web-platform-tests/css/css-color/parsing/opacity-valid.html
index f9bb9b65014..daa8d8647f1 100644
--- a/tests/wpt/web-platform-tests/css/css-color/parsing/opacity-valid.html
+++ b/tests/wpt/web-platform-tests/css/css-color/parsing/opacity-valid.html
@@ -17,6 +17,10 @@ test_valid_value("opacity", "0.5");
 test_valid_value("opacity", "0");
 test_valid_value("opacity", "-2");
 test_valid_value("opacity", "3");
+test_valid_value("opacity", "-100%", "-1");
+test_valid_value("opacity", "50%", "0.5");
+test_valid_value("opacity", "300%", "3");
+
 </script>
 </body>
 </html>
diff --git a/tests/wpt/web-platform-tests/css/css-position/position-absolute-dynamic-static-position-floats-004.html b/tests/wpt/web-platform-tests/css/css-position/position-absolute-dynamic-static-position-floats-004.html
new file mode 100644
index 00000000000..3ccd1462fd1
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-position/position-absolute-dynamic-static-position-floats-004.html
@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html class='reftest-wait'>
+<link rel="match" href="../reference/ref-filled-green-100px-square-only.html">
+<link rel="help" href="https://www.w3.org/TR/css-position-3/" />
+<meta name="assert" content="This test checks that a dynamic change in constraints calculates the static position correctly."/>
+<script src="/common/reftest-wait.js"></script>
+<style>
+#container {
+  position: relative;
+  background: red;
+  direction: rtl;
+
+  box-sizing: border-box;
+  border: solid green 10px;
+  width: 100px;
+  height: 100px;
+}
+
+#float {
+  float: right;
+  background: green;
+
+  width: 40px;
+  height: 80px;
+}
+
+#target {
+  position: absolute;
+  background: green;
+  display: inline;
+
+  width: 40px;
+  height: 80px;
+  top: -10px;
+  left: -10px;
+}
+</style>
+<p>Test passes if there is a filled green square.</p>
+<div id="container">
+  <div id="float"></div>
+  <div id="target"></div>
+</div>
+<script>
+document.body.offsetTop;
+const target = document.getElementById('target');
+target.style.top = 'initial';
+target.style.left = 'initial';
+document.body.offsetTop;
+takeScreenshot();
+</script>
diff --git a/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-003.html b/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-003.html
new file mode 100644
index 00000000000..0a8a8e57ced
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-003.html
@@ -0,0 +1,38 @@
+<!doctype html>
+<link rel="author" title="David Grogan" href="mailto:dgrogan@chromium.org">
+<link rel="help" href="https://drafts.csswg.org/css-tables-3/#row-layout">
+<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
+<link rel="bookmark" href="https://crbug.com/982312" />
+<meta name="flags" content="" />
+<meta name="assert" content="min-height is honored on a %height child of a table cell with an unresolvable %height and when the descendant has overflow:auto" />
+
+<title>table cell percent height descendant with overflow:auto</title>
+
+<!-- msft.html -->
+
+<style>
+.list-div {
+  overflow-y: auto;
+  height: 100%;
+  width: 100px;
+  min-height: 100px;
+  background: green;
+}
+#redSquare {
+  height: 100px;
+  width: 100px;
+  background-color: red;
+  position: absolute;
+  z-index: -1;
+}
+</style>
+
+<p>Test passes if there is a filled green square and <strong>no red</strong>.
+</p>
+<div id="redSquare"></div>
+<div style="display:table">
+  <div style="display:table-cell; height:100%">
+    <div class="list-div">
+    </div>
+  </div>
+</div>
diff --git a/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-004.html b/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-004.html
new file mode 100644
index 00000000000..f08fed6fb5a
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-004.html
@@ -0,0 +1,38 @@
+<!doctype html>
+<link rel="author" title="David Grogan" href="mailto:dgrogan@chromium.org">
+<link rel="help" href="https://drafts.csswg.org/css-tables-3/#row-layout">
+<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
+<link rel="bookmark" href="https://crbug.com/982312" />
+<meta name="flags" content="" />
+<meta name="assert" content="%height child of a table cell with a fixed height is positioned correctly when the min-height is greater than the cell's fixed height and when the descendant has overflow:auto." />
+
+<title>table cell percent height descendant with overflow:auto</title>
+
+<!-- msft_fixed_height.html -->
+
+<style>
+.list-div {
+  overflow-y: auto;
+  height: 100%;
+  width: 100px;
+  min-height: 100px;
+  background: green;
+}
+#redSquare {
+  height: 100px;
+  width: 100px;
+  background-color: red;
+  position: absolute;
+  z-index: -1;
+}
+</style>
+
+<p>Test passes if there is a filled green square and <strong>no red</strong>.
+</p>
+<div id="redSquare"></div>
+<div style="display:table">
+  <div style="display:table-cell; height:50px">
+    <div class="list-div">
+    </div>
+  </div>
+</div>
diff --git a/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-005.html b/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-005.html
new file mode 100644
index 00000000000..9726540e7c3
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-005.html
@@ -0,0 +1,41 @@
+<!doctype html>
+<link rel="author" title="David Grogan" href="mailto:dgrogan@chromium.org">
+<link rel="help" href="https://drafts.csswg.org/css-tables-3/#row-layout">
+<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
+<link rel="bookmark" href="https://crbug.com/982312" />
+<meta name="flags" content="" />
+<meta name="assert" content="intrinsic height of a table cell descendant is honored when the descendant and cell both have unresolvable percentage heights and when the descendant has overflow:auto" />
+
+<title>table cell percent height descendant with overflow:auto</title>
+
+<!-- other_msft.html -->
+
+<style>
+.list-div {
+  overflow-y: auto;
+  height: 100%;
+}
+.list-div-child {
+  width: 100px;
+  height: 100px;
+  background: green;
+}
+#redSquare {
+  height: 100px;
+  width: 100px;
+  background-color: red;
+  position: absolute;
+  z-index: -1;
+}
+</style>
+
+<p>Test passes if there is a filled green square and <strong>no red</strong>.
+</p>
+<div id="redSquare"></div>
+<div style="display:table">
+  <div style="display:table-cell; height:100%">
+    <div class="list-div">
+      <div class="list-div-child"></div>
+    </div>
+  </div>
+</div>
diff --git a/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-006.html b/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-006.html
new file mode 100644
index 00000000000..2104e4b0b92
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-tables/height-distribution/percentage-sizing-of-table-cell-children-006.html
@@ -0,0 +1,39 @@
+<!doctype html>
+<link rel="author" title="David Grogan" href="mailto:dgrogan@chromium.org">
+<link rel="help" href="https://drafts.csswg.org/css-tables-3/#row-layout">
+<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
+<link rel="bookmark" href="https://crbug.com/982312" />
+<meta name="flags" content="" />
+<meta name="assert" content="table cell descendant retains its min-height when the descendant and cell both have unresolvable percentage heights and the descendant has overflow:auto, and the cell's sibling has a fixed height greater than the descendant's min-height." />
+
+<title>table cell percent height descendant with overflow:auto</title>
+
+<!-- msftsibling.html -->
+
+<style>
+.list-div {
+  overflow-y: auto;
+  height: 100%;
+  width: 100px;
+  min-height: 100px;
+  background: green;
+}
+#redSquare {
+  height: 100px;
+  width: 100px;
+  background-color: red;
+  position: absolute;
+  z-index: -1;
+}
+</style>
+
+<p>Test passes if there is a filled green square and <strong>no red</strong>.
+</p>
+<div id="redSquare"></div>
+<div style="display:table">
+  <!-- vertical-align:top because blink and ff do baseline differently here -->
+  <div style="display:table-cell; height:100%; vertical-align:top;">
+    <div class="list-div"></div>
+  </div>
+  <div style="display:table-cell; height:150px;"></div>
+</div>
diff --git a/tests/wpt/web-platform-tests/css/css-text/hyphens/hyphens-overflow-001.html b/tests/wpt/web-platform-tests/css/css-text/hyphens/hyphens-overflow-001.html
new file mode 100644
index 00000000000..cddaa6b040b
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text/hyphens/hyphens-overflow-001.html
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<title>CSS Text Test: Test when soft-hyphen overflows</title>
+<link rel="match" href="reference/hyphens-overflow-001-ref.html">
+<link rel="help" href="https://drafts.csswg.org/css-text-3/#hyphens-property">
+<link rel="author" href="mailto:kojii@chromium.org">
+<style>
+div {
+  font-size: 10px;
+  font-family: Ahem;
+  width: 5.1ch;
+}
+</style>
+<body>
+  <div>12 4&shy;xx</div>
+  <div>12 45&shy;xx</div>
+  <div>12 456&shy;xx</div>
+  <div>1234&shy;xx</div>
+  <div>12345&shy;xx</div>
+  <div>123456&shy;xx</div>
+</body>
diff --git a/tests/wpt/web-platform-tests/css/css-text/hyphens/reference/hyphens-overflow-001-ref.html b/tests/wpt/web-platform-tests/css/css-text/hyphens/reference/hyphens-overflow-001-ref.html
new file mode 100644
index 00000000000..3bbd5fe8f14
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text/hyphens/reference/hyphens-overflow-001-ref.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<style>
+div {
+  font-size: 10px;
+  font-family: Ahem;
+}
+</style>
+<body>
+  <div>12 4-<br>xx</div>
+  <div>12<br>45xx</div>
+  <div>12<br>456xx</div>
+  <div>1234-<br>xx</div>
+  <div>12345-<br>xx</div>
+  <div>123456-<br>xx</div>
+</body>
diff --git a/tests/wpt/web-platform-tests/css/css-variables/variable-presentation-attribute.html b/tests/wpt/web-platform-tests/css/css-variables/variable-presentation-attribute.html
index 24df5aae171..924c8e1c053 100644
--- a/tests/wpt/web-platform-tests/css/css-variables/variable-presentation-attribute.html
+++ b/tests/wpt/web-platform-tests/css/css-variables/variable-presentation-attribute.html
@@ -59,7 +59,7 @@
             { property: "cursor", valuesToTest:["auto", "crosshair", "default", "pointer", "move", "e-resize", "ne-resize", "nw-resize", "n-resize", "se-resize", "sw-resize", "s-resize", "w-resize", "text", "wait", "help"], default: "auto" },
             { property: "direction", valuesToTest:["ltr", "rtl"], default: "ltr" },
             { property: "display", valuesToTest:["inline", "block", "list-item", "table", "inline-table", "table-row-group", "table-header-group", "table-footer-group", "table-row", "table-column-group", "table-column", "table-cell", "table-caption", "none"], default: "inline" },
-            { property: "dominant-baseline", valuesToTest:["auto", "use-script", "no-change", "reset-size", "ideographic", "alphabetic", "hanging", "mathematical", "central", "middle", "text-after-edge", "text-before-edge"], default: "auto" },
+            { property: "dominant-baseline", valuesToTest:["auto", "ideographic", "alphabetic", "hanging", "mathematical", "central", "middle", "text-after-edge", "text-before-edge"], default: "auto" },
             { property: "fill", valuesToTest:["red", "url(#gradient) black"], default: "black" },
             { property: "fill-opacity", valuesToTest:["0.8"], default: "1" },
             { property: "fill-rule", valuesToTest:["nonzero", "evenodd"], default: "nonzero" },
diff --git a/tests/wpt/web-platform-tests/css/filter-effects/parsing/flood-opacity-computed.svg b/tests/wpt/web-platform-tests/css/filter-effects/parsing/flood-opacity-computed.svg
index 0ecd8ecca5d..a395eda22e3 100644
--- a/tests/wpt/web-platform-tests/css/filter-effects/parsing/flood-opacity-computed.svg
+++ b/tests/wpt/web-platform-tests/css/filter-effects/parsing/flood-opacity-computed.svg
@@ -16,6 +16,9 @@
 test_computed_value("flood-opacity", "-1", "0");
 test_computed_value("flood-opacity", "0.5");
 test_computed_value("flood-opacity", "3", "1");
+test_computed_value("flood-opacity", "-100%", "0");
+test_computed_value("flood-opacity", "50%", "0.5");
+test_computed_value("flood-opacity", "300%", "1");
 
   ]]></script>
 </svg>
diff --git a/tests/wpt/web-platform-tests/css/filter-effects/parsing/flood-opacity-valid.svg b/tests/wpt/web-platform-tests/css/filter-effects/parsing/flood-opacity-valid.svg
index ea7ab2a8f3c..67eb37fad5e 100644
--- a/tests/wpt/web-platform-tests/css/filter-effects/parsing/flood-opacity-valid.svg
+++ b/tests/wpt/web-platform-tests/css/filter-effects/parsing/flood-opacity-valid.svg
@@ -16,9 +16,9 @@
 test_valid_value("flood-opacity", "-1");
 test_valid_value("flood-opacity", "0.5");
 test_valid_value("flood-opacity", "3");
-test_valid_value("flood-opacity", "-100%");
-test_valid_value("flood-opacity", "50%");
-test_valid_value("flood-opacity", "300%");
+test_valid_value("flood-opacity", "-100%", "-1");
+test_valid_value("flood-opacity", "50%", "0.5");
+test_valid_value("flood-opacity", "300%", "3");
 
   ]]></script>
 </svg>
diff --git a/tests/wpt/web-platform-tests/fetch/sec-metadata/history.tentative.https.sub.html b/tests/wpt/web-platform-tests/fetch/sec-metadata/history.tentative.https.sub.html
new file mode 100644
index 00000000000..4e786925cfa
--- /dev/null
+++ b/tests/wpt/web-platform-tests/fetch/sec-metadata/history.tentative.https.sub.html
@@ -0,0 +1,81 @@
+<!DOCTYPE html>
+<html>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/fetch/sec-metadata/resources/helper.js></script>
+<script>
+
+// Test that correct `Sec-Fetch-Site` (and other `Sec-Fetch-...` request
+/// headers) are used in navigations triggered by |history.back()|.
+function add_test(description, report_host, go_back_host, expectations) {
+  async_test(t => {
+    // STEP1: Navigate a new window to report_host/post-to-owner.py
+    const url_suffix = '/fetch/sec-metadata/resources/post-to-owner.py'
+    const url = `https://${report_host}${url_suffix}`;
+    const w = window.open(url, '_blank');
+
+    var msg_counter = 0;
+    window.addEventListener('message', t.step_func(e => {
+      if (e.source != w)
+        return;
+      msg_counter = msg_counter + 1;
+      if (msg_counter == 1) {
+        // STEP2: Verify the headers (this is a sanity check that the same
+        // headers are used here and in STEP5).
+        assert_header_equals(e.data, expectations);
+
+        // STEP3: Go to go_back_host/go-back.html (postponing this via
+        // step_timeout ensures that go-back.html will get a separate
+        // history entry - otherwise it might be treated as a client-side
+        // redirect and we might end up with nowhere to go back to).
+        t.step_timeout(() => {
+          const url_suffix = '/fetch/sec-metadata/resources/go-back.html'
+          const url = `https://${go_back_host}${url_suffix}`;
+          w.location = url;
+        });
+
+        // STEP4 (elsewhere - inside go-back.html): Call history.back().
+      } else if (msg_counter == 2) {
+        // STEP5: Verify the headers (this is the main verification and focus
+        // of the test).
+        assert_header_equals(e.data, expectations);
+
+        // STEP6: Finish the test.
+        t.done();
+      }
+    }));
+  }, description);
+}
+
+const same_origin_host = "{{host}}:{{ports[https][0]}}";
+const same_site_host = "{{hosts[][www]}}:{{ports[https][0]}}";
+const cross_site_host = "{{hosts[alt][www]}}:{{ports[https][0]}}";
+
+add_test(
+  "back to same-origin-initiated navigation",
+  same_origin_host,  // report_host
+  cross_site_host,  // go_back_host
+  { "dest": "document",
+    "site": "same-origin",
+    "user": "",
+    "mode": "navigate" });
+
+add_test(
+  "back to same-site-initiated navigation",
+  same_site_host,  // report_host
+  cross_site_host,  // go_back_host
+  { "dest": "document",
+    "site": "same-site",
+    "user": "",
+    "mode": "navigate" });
+
+add_test(
+  "back to cross-site-initiated navigation",
+  cross_site_host,  // report_host
+  cross_site_host,  // go_back_host
+  { "dest": "document",
+    "site": "cross-site",
+    "user": "",
+    "mode": "navigate" });
+
+</script>
diff --git a/tests/wpt/web-platform-tests/fetch/sec-metadata/resources/go-back.html b/tests/wpt/web-platform-tests/fetch/sec-metadata/resources/go-back.html
new file mode 100644
index 00000000000..002c4cea473
--- /dev/null
+++ b/tests/wpt/web-platform-tests/fetch/sec-metadata/resources/go-back.html
@@ -0,0 +1,3 @@
+<!DOCTYPE html>
+<body onload="history.back()">
+</body>
diff --git a/tests/wpt/web-platform-tests/fetch/sec-metadata/resources/post-to-owner.py b/tests/wpt/web-platform-tests/fetch/sec-metadata/resources/post-to-owner.py
index 81d4ebf74e3..c5ded49d71b 100644
--- a/tests/wpt/web-platform-tests/fetch/sec-metadata/resources/post-to-owner.py
+++ b/tests/wpt/web-platform-tests/fetch/sec-metadata/resources/post-to-owner.py
@@ -1,7 +1,10 @@
 import json
 
 def main(request, response):
-    headers = [("Content-Type", "text/html")]
+    headers = [
+        ("Content-Type", "text/html"),
+        ("Cache-Control", "no-cache, no-store, must-revalidate")
+    ]
 
     body = """
         <!DOCTYPE html>
diff --git a/tests/wpt/web-platform-tests/html/rendering/replaced-elements/attributes-for-embedded-content-and-images/img-aspect-ratio.tentative.html b/tests/wpt/web-platform-tests/html/rendering/replaced-elements/attributes-for-embedded-content-and-images/img-aspect-ratio.tentative.html
index 04ac273cbd7..ae266882b19 100644
--- a/tests/wpt/web-platform-tests/html/rendering/replaced-elements/attributes-for-embedded-content-and-images/img-aspect-ratio.tentative.html
+++ b/tests/wpt/web-platform-tests/html/rendering/replaced-elements/attributes-for-embedded-content-and-images/img-aspect-ratio.tentative.html
@@ -10,8 +10,8 @@
   }
 </style>
 <img src=broken width=100 height=125>
-<img src="/images/green.png" width=100 height=125>
 <img src="/images/green.png">
+<img src="/images/green.png" width=100 height=125>
 <script>
 let t = async_test("Image width and height attributes are used to infer aspect-ratio");
 function assert_ratio(img, expected) {
@@ -21,7 +21,7 @@ function assert_ratio(img, expected) {
 onload = t.step_func_done(function() {
   let images = document.querySelectorAll("img");
   assert_ratio(images[0], 0.8);
-  assert_ratio(images[1], 0.8);
   assert_ratio(images[2], 2.0); // 2.0 is the original aspect ratio of green.png
+  assert_ratio(images[1], 2.0); // Loaded image's aspect ratio, at least by default, overrides width / height ratio.
 });
 </script>
diff --git a/tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_hoverable_pointers-manual.html b/tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_hoverable_pointers.html
similarity index 86%
rename from tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_hoverable_pointers-manual.html
rename to tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_hoverable_pointers.html
index e7471451076..97e0db158ed 100644
--- a/tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_hoverable_pointers-manual.html
+++ b/tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_hoverable_pointers.html
@@ -6,6 +6,9 @@
         <link rel="stylesheet" type="text/css" href="pointerevent_styles.css">
         <script src="/resources/testharness.js"></script>
         <script src="/resources/testharnessreport.js"></script>
+        <script src="/resources/testdriver.js"></script>
+        <script src="/resources/testdriver-actions.js"></script>
+        <script src="/resources/testdriver-vendor.js"></script>
         <!-- Additional helper script for common checks across event types -->
         <script type="text/javascript" src="pointerevent_support.js"></script>
         <script>
@@ -95,6 +98,7 @@
                 var innerFrame = document.getElementById('innerFrame');
                 var square2 = innerFrame.contentDocument.getElementById('square2');
                 var rectSquare2 = square2.getBoundingClientRect();
+                var actions_promise;
 
                 eventList.forEach(function(eventName) {
                     on_event(square1, eventName, function (event) {
@@ -112,10 +116,32 @@
                         checkPointerEventAttributes(event, rectSquare2, "Inner frame ");
                         if (Object.keys(detected_eventTypes).length == eventList.length) {
                             square2.style.visibility = 'hidden';
-                            test_pointerEvent.done();
+                            // Make sure the test finishes after all the input actions are completed.
+                            actions_promise.then( () => {
+                                test_pointerEvent.done();
+                            });
                         }
                     });
                 });
+
+                // Inject mouse and pen inputs.
+                actions_promise = clickInTarget("mouse", square1).then(function() {
+                    return moveToDocument("mouse");
+                }).then(function() {
+                    return clickInTarget("mouse", square2);
+                }).then(function() {
+                    return moveToDocument("mouse");
+                }).then(function() {
+                    test_pointerEvent.done();
+                }).then(function() {
+                    return clickInTarget("pen", square1);
+                }).then(function() {
+                    return moveToDocument("pen");
+                }).then(function() {
+                    return clickInTarget("pen", square2);
+                }).then(function() {
+                    return moveToDocument("pen");
+                });
             }
         </script>
     </head>
diff --git a/tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_nohover_pointers-manual.html b/tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_nohover_pointers.html
similarity index 90%
rename from tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_nohover_pointers-manual.html
rename to tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_nohover_pointers.html
index 0fd7904ef00..e0073defff3 100644
--- a/tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_nohover_pointers-manual.html
+++ b/tests/wpt/web-platform-tests/pointerevents/pointerevent_attributes_nohover_pointers.html
@@ -6,6 +6,9 @@
         <link rel="stylesheet" type="text/css" href="pointerevent_styles.css">
         <script src="/resources/testharness.js"></script>
         <script src="/resources/testharnessreport.js"></script>
+        <script src="/resources/testdriver.js"></script>
+        <script src="/resources/testdriver-actions.js"></script>
+        <script src="/resources/testdriver-vendor.js"></script>
         <!-- Additional helper script for common checks across event types -->
         <script type="text/javascript" src="pointerevent_support.js"></script>
         <script>
@@ -76,6 +79,7 @@
                 var innerFrame = document.getElementById('innerFrame');
                 var square2 = innerFrame.contentDocument.getElementById('square2');
                 var rectSquare2 = square2.getBoundingClientRect();
+                var actions_promise;
 
                 eventList.forEach(function(eventName) {
                     on_event(square1, eventName, function (event) {
@@ -93,10 +97,18 @@
                         checkPointerEventAttributes(event, rectSquare2, "Inner frame ");
                         if (Object.keys(detected_eventTypes).length == eventList.length) {
                             square2.style.visibility = 'hidden';
-                            test_pointerEvent.done();
+                            // Make sure the test finishes after all the input actions are completed.
+                            actions_promise.then( () => {
+                                test_pointerEvent.done();
+                            });
                         }
                     });
                 });
+
+                // Inject touch inputs.
+                actions_promise = clickInTarget("touch", square1).then(function() {
+                    return clickInTarget("touch", square2);
+                });
             }
         </script>
     </head>
diff --git a/tests/wpt/web-platform-tests/pointerevents/pointerevent_support.js b/tests/wpt/web-platform-tests/pointerevents/pointerevent_support.js
index ae9b55c43d2..3b37f48889f 100644
--- a/tests/wpt/web-platform-tests/pointerevents/pointerevent_support.js
+++ b/tests/wpt/web-platform-tests/pointerevents/pointerevent_support.js
@@ -353,3 +353,11 @@ function pointerHoverInTarget(pointerType, target, direction) {
                    .pointerMove(3 * x_delta, 3 * y_delta, {origin: target})
                    .send();
 }
+
+function moveToDocument(pointerType) {
+    var pointerId = pointerType + "Pointer1";
+    return new test_driver.Actions()
+                   .addPointer(pointerId, pointerType)
+                   .pointerMove(0, 0)
+                   .send();
+}
diff --git a/tests/wpt/web-platform-tests/resources/chromium/webxr-test.js b/tests/wpt/web-platform-tests/resources/chromium/webxr-test.js
index 8257fbdc2b3..88227cbf123 100644
--- a/tests/wpt/web-platform-tests/resources/chromium/webxr-test.js
+++ b/tests/wpt/web-platform-tests/resources/chromium/webxr-test.js
@@ -16,6 +16,35 @@ const default_stage_parameters = {
   bounds: null
 };
 
+function getMatrixFromTransform(transform) {
+  let x = transform.orientation[0];
+  let y = transform.orientation[1];
+  let z = transform.orientation[2];
+  let w = transform.orientation[3];
+
+  let m11 = 1.0 - 2.0 * (y * y + z * z);
+  let m21 = 2.0 * (x * y + z * w);
+  let m31 = 2.0 * (x * z - y * w);
+
+  let m12 = 2.0 * (x * y - z * w);
+  let m22 = 1.0 - 2.0 * (x * x + z * z);
+  let m32 = 2.0 * (y * z + x * w);
+
+  let m13 = 2.0 * (x * z + y * w);
+  let m23 = 2.0 * (y * z - x * w);
+  let m33 = 1.0 - 2.0 * (x * x + y * y);
+
+  let m14 = transform.position[0];
+  let m24 = transform.position[1];
+  let m34 = transform.position[2];
+
+  // Column-major linearized order is expected.
+  return [m11, m21, m31, 0,
+          m12, m22, m32, 0,
+          m13, m23, m33, 0,
+          m14, m24, m34, 1];
+}
+
 class ChromeXRTest {
   constructor() {
     this.mockVRService_ = new MockVRService(mojo.frameInterfaces);
@@ -178,6 +207,9 @@ class MockRuntime {
 
     this.framesOfReference = {};
 
+    this.input_sources_ = [];
+    this.next_input_source_index_ = 1;
+
     // Initialize DisplayInfo first to set the defaults, then override with
     // anything from the deviceInit
     if (fakeDeviceInit.supportsImmersive) {
@@ -194,8 +226,8 @@ class MockRuntime {
       this.setViewerOrigin(fakeDeviceInit.viewerOrigin);
     }
 
-    if (fakeDeviceInit.localToFloorLevelTransform != null) {
-      this.setLocalToFloorLevelTransform(fakeDeviceInit.localToFloorLevelTransform);
+    if (fakeDeviceInit.floorOrigin != null) {
+      this.setFloorOrigin(fakeDeviceInit.floorOrigin);
     }
 
     // This appropriately handles if the coordinates are null
@@ -280,7 +312,7 @@ class MockRuntime {
     }
   }
 
-  setLocalToFloorLevelTransform(transform) {
+  setFloorOrigin(floorOrigin) {
     if (!this.displayInfo_.stageParameters) {
       this.displayInfo_.stageParameters = default_stage_parameters;
       this.displayInfo_.stageParameters.bounds = this.bounds_;
@@ -288,14 +320,14 @@ class MockRuntime {
 
     this.displayInfo_.stageParameters.standingTransform = new gfx.mojom.Transform();
     this.displayInfo_.stageParameters.standingTransform.matrix =
-      this.getMatrixFromTransform(transform);
+      getMatrixFromTransform(floorOrigin);
 
     if (this.sessionClient_.ptr.isBound()) {
       this.sessionClient_.onChanged(this.displayInfo_);
     }
   }
 
-  clearLocalToFloorLevelTransform() {
+  clearFloorOrigin() {
     if (this.displayInfo_.stageParameters) {
       this.displayInfo_.stageParameters = null;
 
@@ -309,35 +341,16 @@ class MockRuntime {
     this.send_pose_reset_ = true;
   }
 
-  // Helper methods
-  getMatrixFromTransform(transform) {
-    let x = transform.orientation[0];
-    let y = transform.orientation[1];
-    let z = transform.orientation[2];
-    let w = transform.orientation[3];
+  simulateInputSourceConnection(fakeInputSourceInit) {
+    let index = this.next_input_source_index_;
+    this.next_input_source_index_++;
 
-    let m11 = 1.0 - 2.0 * (y * y + z * z);
-    let m21 = 2.0 * (x * y + z * w);
-    let m31 = 2.0 * (x * z - y * w);
-
-    let m12 = 2.0 * (x * y - z * w);
-    let m22 = 1.0 - 2.0 * (x * x + z * z);
-    let m32 = 2.0 * (y * z + x * w);
-
-    let m13 = 2.0 * (x * z + y * w);
-    let m23 = 2.0 * (y * z - x * w);
-    let m33 = 1.0 - 2.0 * (x * x + y * y);
-
-    let m14 = transform.position[0];
-    let m24 = transform.position[1];
-    let m34 = transform.position[2];
-
-    // Column-major linearized order is expected.
-    return [m11, m21, m31, 0,
-            m12, m22, m32, 0,
-            m13, m23, m33, 0,
-            m14, m24, m34, 1];
+    let source = new MockXRInputSource(fakeInputSourceInit, index, this);
+    this.input_sources_.push(source);
+    return source;
   }
+
+  // Helper methods
   getNonImmersiveDisplayInfo() {
     let displayInfo = this.getImmersiveDisplayInfo();
 
@@ -418,6 +431,21 @@ class MockRuntime {
     };
   }
 
+  // These methods are intended to be used by MockXRInputSource only.
+  addInputSource(source) {
+    let index = this.input_sources_.indexOf(source);
+    if (index == -1) {
+      this.input_sources_.push(source);
+    }
+  }
+
+  removeInputSource(source) {
+    let index = this.input_sources_.indexOf(source);
+    if (index >= 0) {
+      this.input_sources_.splice(index, 1);
+    }
+  }
+
   // Mojo function implementations.
 
   // XRFrameDataProvider implementation.
@@ -426,6 +454,19 @@ class MockRuntime {
       this.pose_.poseIndex++;
       this.pose_.poseReset = this.send_pose_reset_;
       this.send_pose_reset_ = false;
+
+      // Setting the input_state to null tests a slightly different path than
+      // the browser tests where if the last input source is removed, the device
+      // code always sends up an empty array, but it's also valid mojom to send
+      // up a null array.
+      if (this.input_sources_.length > 0) {
+        this.pose_.inputState = [];
+        for (let i = 0; i < this.input_sources_.length; i++) {
+          this.pose_.inputState.push(this.input_sources_[i].getInputSourceState());
+        }
+      } else {
+        this.pose_.inputState = null;
+      }
     }
 
     // Convert current document time to monotonic time.
@@ -516,6 +557,147 @@ class MockRuntime {
   };
 }
 
+class MockXRInputSource {
+  constructor(fakeInputSourceInit, id, pairedDevice) {
+    this.source_id_ = id;
+    this.pairedDevice_ = pairedDevice;
+    this.handedness_ = fakeInputSourceInit.handedness;
+    this.target_ray_mode_ = fakeInputSourceInit.targetRayMode;
+    this.setPointerOrigin(fakeInputSourceInit.pointerOrigin);
+
+    this.primary_input_pressed_ = false;
+    if (fakeInputSourceInit.selectionStarted != null) {
+      this.primary_input_pressed_ = fakeInputSourceInit.selectionStarted;
+    }
+
+    this.primary_input_clicked_ = false;
+    if (fakeInputSourceInit.selectionClicked != null) {
+      this.primary_input_clicked_ = fakeInputSourceInit.selectionClicked;
+    }
+
+    this.grip_ = null;
+    if (fakeInputSourceInit.gripOrigin != null) {
+      this.setGripOrigin(fakeInputSourceInit.gripOrigin);
+    }
+
+    this.gamepad_ = null;
+    this.emulated_position_ = false;
+    this.desc_dirty_ = true;
+  }
+
+  // Webxr-test-api
+  setHandedness(handedness) {
+    if (this.handedness_ != handedness) {
+      this.desc_dirty_ = true;
+      this.handedness_ = handedness;
+    }
+  }
+
+  setTargetRayMode(targetRayMode) {
+    if (this.target_ray_mode_ != targetRayMode) {
+      this.desc_dirty_ = true;
+      this.target_ray_mode_ = targetRayMode;
+    }
+  }
+
+  setProfiles(profiles) {
+    // Profiles are not yet implemented by chromium
+  }
+
+  setGripOrigin(transform, emulatedPosition = false) {
+    this.grip_ = new gfx.mojom.Transform();
+    this.grip_.matrix = getMatrixFromTransform(transform);
+    this.emulated_position_ = emulatedPosition;
+  }
+
+  clearGripOrigin() {
+    if (this.grip_ != null) {
+      this.grip_ = null;
+      this.emulated_position_ = false;
+    }
+  }
+
+  setPointerOrigin(transform, emulatedPosition = false) {
+    this.desc_dirty_ = true;
+    this.pointer_offset_ = new gfx.mojom.Transform();
+    this.pointer_offset_.matrix = getMatrixFromTransform(transform);
+  }
+
+  disconnect() {
+    this.pairedDevice_.removeInputSource(this);
+  }
+
+  reconnect() {
+    this.pairedDevice_.addInputSource(this);
+  }
+
+  startSelection() {
+    this.primary_input_pressed_ = true;
+  }
+
+  endSelection() {
+    if (!this.primary_input_pressed_) {
+      throw new Error("Attempted to end selection which was not started");
+    }
+
+    this.primary_input_pressed_ = false;
+    this.primary_input_clicked_ = true;
+  }
+
+  simulateSelect() {
+    this.primary_input_clicked_ = true;
+  }
+
+  // Helpers for Mojom
+  getInputSourceState() {
+    let input_state = new device.mojom.XRInputSourceState();
+
+    input_state.sourceId = this.source_id_;
+
+    input_state.primaryInputPressed = this.primary_input_pressed_;
+    input_state.primaryInputClicked = this.primary_input_clicked_;
+
+    input_state.grip = this.grip_;
+
+    input_state.gamepad = this.gamepad_;
+
+    if (this.desc_dirty_) {
+      let input_desc = new device.mojom.XRInputSourceDescription();
+
+      input_desc.emulatedPosition = this.emulated_position_;
+
+      switch (this.target_ray_mode_) {
+        case 'gaze':
+          input_desc.targetRayMode = device.mojom.XRTargetRayMode.GAZING;
+          break;
+        case 'tracked-pointer':
+          input_desc.targetRayMode = device.mojom.XRTargetRayMode.POINTING;
+          break;
+      }
+
+      switch (this.handedness_) {
+        case 'left':
+          input_desc.handedness = device.mojom.XRHandedness.LEFT;
+          break;
+        case 'right':
+          input_desc.handedness = device.mojom.XRHandedness.RIGHT;
+          break;
+        default:
+          input_desc.handedness = device.mojom.XRHandedness.NONE;
+          break;
+      }
+
+      input_desc.pointerOffset = this.pointer_offset_;
+
+      input_state.description = input_desc;
+
+      this.desc_dirty_ = false;
+    }
+
+    return input_state;
+  }
+}
+
 // Mojo helper classes
 class MockXRPresentationProvider {
   constructor() {
diff --git a/tests/wpt/web-platform-tests/svg/painting/parsing/fill-opacity-computed.svg b/tests/wpt/web-platform-tests/svg/painting/parsing/fill-opacity-computed.svg
index ac1e4e2c689..16843bcceec 100644
--- a/tests/wpt/web-platform-tests/svg/painting/parsing/fill-opacity-computed.svg
+++ b/tests/wpt/web-platform-tests/svg/painting/parsing/fill-opacity-computed.svg
@@ -16,6 +16,9 @@
 test_computed_value("fill-opacity", "-1", "0");
 test_computed_value("fill-opacity", "0.5");
 test_computed_value("fill-opacity", "3", "1");
+test_computed_value("fill-opacity", "-100%", "0");
+test_computed_value("fill-opacity", "50%", "0.5");
+test_computed_value("fill-opacity", "300%", "1");
 
   ]]></script>
 </svg>
diff --git a/tests/wpt/web-platform-tests/svg/painting/parsing/fill-opacity-valid.svg b/tests/wpt/web-platform-tests/svg/painting/parsing/fill-opacity-valid.svg
index 41cfe985d62..90d2732b185 100644
--- a/tests/wpt/web-platform-tests/svg/painting/parsing/fill-opacity-valid.svg
+++ b/tests/wpt/web-platform-tests/svg/painting/parsing/fill-opacity-valid.svg
@@ -16,9 +16,9 @@
 test_valid_value("fill-opacity", "-1");
 test_valid_value("fill-opacity", "0.5");
 test_valid_value("fill-opacity", "3");
-test_valid_value("fill-opacity", "-100%");
-test_valid_value("fill-opacity", "50%");
-test_valid_value("fill-opacity", "300%");
+test_valid_value("fill-opacity", "-100%", "-1");
+test_valid_value("fill-opacity", "50%", "0.5");
+test_valid_value("fill-opacity", "300%", "3");
 
   ]]></script>
 </svg>
diff --git a/tests/wpt/web-platform-tests/svg/painting/parsing/stroke-opacity-computed.svg b/tests/wpt/web-platform-tests/svg/painting/parsing/stroke-opacity-computed.svg
index 5912e5e030d..df58a213ff5 100644
--- a/tests/wpt/web-platform-tests/svg/painting/parsing/stroke-opacity-computed.svg
+++ b/tests/wpt/web-platform-tests/svg/painting/parsing/stroke-opacity-computed.svg
@@ -16,6 +16,9 @@
 test_computed_value("stroke-opacity", "-1", "0");
 test_computed_value("stroke-opacity", "0.5");
 test_computed_value("stroke-opacity", "3", "1");
+test_computed_value("stroke-opacity", "-100%", "0");
+test_computed_value("stroke-opacity", "50%", "0.5");
+test_computed_value("stroke-opacity", "300%", "1");
 
   ]]></script>
 </svg>
diff --git a/tests/wpt/web-platform-tests/svg/painting/parsing/stroke-opacity-valid.svg b/tests/wpt/web-platform-tests/svg/painting/parsing/stroke-opacity-valid.svg
index 983be91c8a8..a333363e383 100644
--- a/tests/wpt/web-platform-tests/svg/painting/parsing/stroke-opacity-valid.svg
+++ b/tests/wpt/web-platform-tests/svg/painting/parsing/stroke-opacity-valid.svg
@@ -16,9 +16,9 @@
 test_valid_value("stroke-opacity", "-1");
 test_valid_value("stroke-opacity", "0.5");
 test_valid_value("stroke-opacity", "3");
-test_valid_value("stroke-opacity", "-100%");
-test_valid_value("stroke-opacity", "50%");
-test_valid_value("stroke-opacity", "300%");
+test_valid_value("stroke-opacity", "-100%", "-1");
+test_valid_value("stroke-opacity", "50%", "0.5");
+test_valid_value("stroke-opacity", "300%", "3");
 
   ]]></script>
 </svg>
diff --git a/tests/wpt/web-platform-tests/svg/pservers/parsing/stop-opacity-computed.svg b/tests/wpt/web-platform-tests/svg/pservers/parsing/stop-opacity-computed.svg
index 26457e82e86..1ad1e98c5a8 100644
--- a/tests/wpt/web-platform-tests/svg/pservers/parsing/stop-opacity-computed.svg
+++ b/tests/wpt/web-platform-tests/svg/pservers/parsing/stop-opacity-computed.svg
@@ -16,6 +16,9 @@
 test_computed_value("stop-opacity", "-1", "0");
 test_computed_value("stop-opacity", "0.5");
 test_computed_value("stop-opacity", "3", "1");
+test_computed_value("stop-opacity", "-100%", "0");
+test_computed_value("stop-opacity", "50%", "0.5");
+test_computed_value("stop-opacity", "300%", "1");
 
   ]]></script>
 </svg>
diff --git a/tests/wpt/web-platform-tests/svg/pservers/parsing/stop-opacity-valid.svg b/tests/wpt/web-platform-tests/svg/pservers/parsing/stop-opacity-valid.svg
index 73516f62c15..28b60038a4d 100644
--- a/tests/wpt/web-platform-tests/svg/pservers/parsing/stop-opacity-valid.svg
+++ b/tests/wpt/web-platform-tests/svg/pservers/parsing/stop-opacity-valid.svg
@@ -16,9 +16,9 @@
 test_valid_value("stop-opacity", "-1");
 test_valid_value("stop-opacity", "0.5");
 test_valid_value("stop-opacity", "3");
-test_valid_value("stop-opacity", "-100%");
-test_valid_value("stop-opacity", "50%");
-test_valid_value("stop-opacity", "300%");
+test_valid_value("stop-opacity", "-100%", "-1");
+test_valid_value("stop-opacity", "50%", "0.5");
+test_valid_value("stop-opacity", "300%", "3");
 
   ]]></script>
 </svg>
diff --git a/tests/wpt/web-platform-tests/tools/wptrunner/wptrunner/font.py b/tests/wpt/web-platform-tests/tools/wptrunner/wptrunner/font.py
index 51c5578a3c9..6647a8580be 100644
--- a/tests/wpt/web-platform-tests/tools/wptrunner/wptrunner/font.py
+++ b/tests/wpt/web-platform-tests/tools/wptrunner/wptrunner/font.py
@@ -95,11 +95,11 @@ class FontInstaller(object):
             from ctypes import wintypes
             wparam = 0
             lparam = 0
-            SendMessageW = ctypes.windll.user32.SendMessageW
-            SendMessageW.argtypes = [wintypes.HANDLE, wintypes.UINT,
-                                     wintypes.WPARAM, wintypes.LPARAM]
-            return bool(SendMessageW(hwnd_broadcast, wm_fontchange,
-                                     wparam, lparam))
+            SendNotifyMessageW = ctypes.windll.user32.SendNotifyMessageW
+            SendNotifyMessageW.argtypes = [wintypes.HANDLE, wintypes.UINT,
+                                           wintypes.WPARAM, wintypes.LPARAM]
+            return bool(SendNotifyMessageW(hwnd_broadcast, wm_fontchange,
+                                           wparam, lparam))
 
     def remove_linux_font(self, font_name, _):
         if self.created_dir:
@@ -129,8 +129,8 @@ class FontInstaller(object):
             from ctypes import wintypes
             wparam = 0
             lparam = 0
-            SendMessageW = ctypes.windll.user32.SendMessageW
-            SendMessageW.argtypes = [wintypes.HANDLE, wintypes.UINT,
-                                     wintypes.WPARAM, wintypes.LPARAM]
-            return bool(SendMessageW(hwnd_broadcast, wm_fontchange,
-                                     wparam, lparam))
+            SendNotifyMessageW = ctypes.windll.user32.SendNotifyMessageW
+            SendNotifyMessageW.argtypes = [wintypes.HANDLE, wintypes.UINT,
+                                           wintypes.WPARAM, wintypes.LPARAM]
+            return bool(SendNotifyMessageW(hwnd_broadcast, wm_fontchange,
+                                           wparam, lparam))
diff --git a/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-audiocontext-interface/audiocontextoptions.html b/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-audiocontext-interface/audiocontextoptions.html
index bee1aa835bf..b556e31b5e0 100644
--- a/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-audiocontext-interface/audiocontextoptions.html
+++ b/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-audiocontext-interface/audiocontextoptions.html
@@ -35,7 +35,7 @@
               `context.sampleRate (${context.sampleRate} Hz)`).beGreaterThan(0);
 
             defaultLatency = context.baseLatency;
-            should(defaultLatency, 'default baseLatency').beGreaterThan(0);
+            should(defaultLatency, 'default baseLatency').beGreaterThanOrEqualTo(0);
 
             // Verify that an AudioContext can be created with the expected
             // latency types.
@@ -130,7 +130,7 @@
             should(context1.baseLatency, 'high latency context baseLatency')
                 .beEqualTo(context2.baseLatency);
             should(context1.baseLatency, 'high latency context baseLatency')
-                .beGreaterThan(interactiveLatency);
+                .beGreaterThanOrEqualTo(interactiveLatency);
             closingPromises.push(context1.close());
             closingPromises.push(context2.close());
 
diff --git a/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-audioworklet-interface/processors/active-processing.js b/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-audioworklet-interface/processors/active-processing.js
new file mode 100644
index 00000000000..ef497733caf
--- /dev/null
+++ b/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-audioworklet-interface/processors/active-processing.js
@@ -0,0 +1,54 @@
+/**
+ * @class ActiveProcessingTester
+ * @extends AudioWorkletProcessor
+ *
+ * This processor class sends a message to its AudioWorkletNodew whenever the
+ * number of channels on the input changes.  The message includes the actual
+ * number of channels, the context time at which this occurred, and whether
+ * we're done processing or not.
+ */
+class ActiveProcessingTester extends AudioWorkletProcessor {
+  constructor(options) {
+    super(options);
+    this._lastChannelCount = 0;
+
+    // See if user specified a value for test duration.
+    if (options.hasOwnProperty('processorOptions') &&
+        options.processorOptions.hasOwnProperty('testDuration')) {
+      this._testDuration = options.processorOptions.testDuration;
+    } else {
+      this._testDuration = 5;
+    }
+
+    // Time at which we'll signal we're done, based on the requested
+    // |testDuration|
+    this._endTime = currentTime + this._testDuration;
+  }
+
+  process(inputs, outputs) {
+    const input = inputs[0];
+    const output = outputs[0];
+    const inputChannelCount = input.length;
+    const isFinished = currentTime > this._endTime;
+
+    // Send a message if we're done or the count changed.
+    if (isFinished || (inputChannelCount != this._lastChannelCount)) {
+      this.port.postMessage({
+        channelCount: inputChannelCount,
+        finished: isFinished,
+        time: currentTime
+      });
+      this._lastChannelCount = inputChannelCount;
+    }
+
+    // Just copy the input to the output for no particular reason.
+    for (let channel = 0; channel < input.length; ++channel) {
+      output[channel].set(input[channel]);
+    }
+
+    // When we're finished, this method no longer needs to be called.
+    return !isFinished;
+  }
+}
+
+registerProcessor('active-processing-tester', ActiveProcessingTester);
diff --git a/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-channelmergernode-interface/active-processing.https.html b/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-channelmergernode-interface/active-processing.https.html
index 24932921e9b..6136583b90f 100644
--- a/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-channelmergernode-interface/active-processing.https.html
+++ b/tests/wpt/web-platform-tests/webaudio/the-audio-api/the-channelmergernode-interface/active-processing.https.html
@@ -6,101 +6,86 @@
     </title>
     <script src="/resources/testharness.js"></script>
     <script src="/resources/testharnessreport.js"></script>
-    <script src="/webaudio/resources/audit-util.js"></script>
     <script src="/webaudio/resources/audit.js"></script>
   </head>
 
   <body>
     <script id="layout-test-code">
-      let audit = Audit.createTaskRunner();
-
-      // The sample rate MUST be a power of two to eliminate round-off when
-      // computing render boundaries but is otherwise arbitrary. And we only new
-      // a few blocks for rendering to see if things are working.
-      let sampleRate = 8192;
-      let renderLength = 10 * RENDER_QUANTUM_FRAMES;
-
-      // Number of inputs for the ChannelMergerNode.  Pretty arbitrary, but
-      // should not be 1.
-      let numberOfInputs = 7;
-
-      // How many frames the source should run.  Arbitrary but should be more
-      // than a render quantum.
-      let sourceDurationFrames = 131;
-
-      // Frame at which to connect the source to the merger
-      let connectFrame = 2 * RENDER_QUANTUM_FRAMES;
-
-      // AudioProcessor that counts the number of channels on its single input.
+      // AudioProcessor that sends a message to its AudioWorkletNode whenver the
+      // number of channels on its input changes.
       let filePath =
-          '../the-audioworklet-interface/processors/input-count-processor.js';
+          '../the-audioworklet-interface/processors/active-processing.js';
 
-      audit.define(
-          {
-            label: 'Test',
-            description: 'Active processing for ChannelMergerNode'
-          },
-          async (task, should) => {
-            const context = new OfflineAudioContext({
-              numberOfChannels: numberOfInputs,
-              length: renderLength,
-              sampleRate: sampleRate
+      const audit = Audit.createTaskRunner();
+
+      let context;
+
+      audit.define('initialize', (task, should) => {
+        // Create context and load the module
+        context = new AudioContext();
+        should(
+            context.audioWorklet.addModule(filePath),
+            'AudioWorklet module loading')
+            .beResolved()
+            .then(() => task.done());
+      });
+
+      audit.define('test', (task, should) => {
+        const src = new OscillatorNode(context);
+
+        // Number of inputs for the ChannelMergerNode.  Pretty arbitrary, but
+        // should not be 1.
+        const numberOfInputs = 7;
+        const merger =
+            new ChannelMergerNode(context, {numberOfInputs: numberOfInputs});
+
+        const testerNode =
+            new AudioWorkletNode(context, 'active-processing-tester', {
+              // Use as short a duration as possible to keep the test from
+              // taking too much time.
+              processorOptions: {testDuration: .5},
             });
 
-            // Don't mix the inputs to the destination!
-            context.destination.channelInterpretation = 'discrete';
+        // Expected number of output channels from the merger node.  We should
+        // start with the number of inputs, because the source (oscillator) is
+        // actively processing.  When the source stops, the number of channels
+        // should change to 1.
+        const expectedValues = [numberOfInputs, 1];
+        let index = 0;
 
-            await context.audioWorklet.addModule(filePath);
+        testerNode.port.onmessage = event => {
+          let count = event.data.channelCount;
+          let finished = event.data.finished;
 
-            let src = new ConstantSourceNode(context);
-            let merger = new ChannelMergerNode(
-                context, {numberOfInputs: numberOfInputs});
-            let counter = new AudioWorkletNode(context, 'counter');
-
-            // Just to print a message that we created the graph with a
-            // convolver in it.
-            should(
-                () => {
-                  merger.connect(counter).connect(context.destination);
-                },
-                `Construction of graph with ChannelMergerNode with ${
-                    merger.numberOfInputs} inputs`)
-                .notThrow()
-
-            // Connect the source now and start it and let it run for
-            // |sourceDurationFrames| frames.
-            context.suspend(connectFrame / context.sampleRate)
-                .then(() => {
-                  src.connect(merger, 0, 0);
-                  src.start();
-                  src.stop(
-                      context.currentTime +
-                      sourceDurationFrames / context.sampleRate);
-                })
-                .then(() => context.resume());
-
-            const renderedBuffer = await context.startRendering();
-            // The expected output is something like:
-            //
-            //   1, 1, 1,..., 7, 7, 7.,,,, 1, 1, 1
-            //
-            // When the merger has no inputs, it's not actively processing
-            // so it must output mono silence.  After connecting a source,
-            // the number of channels of the output should be the same as
-            // the number of inputs to the merger.  Finally, when the
-            // source stops, the merger is not actively processing anymore
-            // and should output mono silence again.  For this test, we
-            // don't care too much how many different values there are.
-            // There just has to be at least one of each value, in the
-            // order given.
-            const output = renderedBuffer.getChannelData(0);
-
-            should(output, 'Number of output channels').containValues([
-              1, numberOfInputs, 1
-            ]);
+          // If we're finished, end testing.
+          if (finished) {
+            // Verify that we got the expected number of changes.
+            should(index, 'Number of distinct values')
+                .beEqualTo(expectedValues.length);
 
             task.done();
-          });
+            return;
+          }
+
+          if (index < expectedValues.length) {
+            // Verify that the number of channels matches the expected number of
+            // channels.
+            should(count, `Test ${index}: Number of convolver output channels`)
+                .beEqualTo(expectedValues[index]);
+          }
+
+          ++index;
+        };
+
+        // Create the graph and go
+        src.connect(merger).connect(testerNode).connect(context.destination);
+        src.start();
+
+        // Stop the source after a short time so we can test that the channel
+        // merger changes to not actively processing and thus produces a single
+        // channel of silence.
+        src.stop(context.currentTime + .1);
+      });
 
       audit.run();
     </script>
diff --git a/tests/wpt/web-platform-tests/webdriver/tests/navigate_to/navigate.py b/tests/wpt/web-platform-tests/webdriver/tests/navigate_to/navigate.py
index 1ad7304008c..36c277dab62 100644
--- a/tests/wpt/web-platform-tests/webdriver/tests/navigate_to/navigate.py
+++ b/tests/wpt/web-platform-tests/webdriver/tests/navigate_to/navigate.py
@@ -40,4 +40,6 @@ def test_file_protocol(session, server_config):
     response = navigate_to(session, url)
     assert_success(response)
 
+    if session.url.endswith('/'):
+        url += '/'
     assert session.url == url
diff --git a/tests/wpt/web-platform-tests/webxr/resources/webxr_test_constants.js b/tests/wpt/web-platform-tests/webxr/resources/webxr_test_constants.js
index aed6ff9c809..fd6d0fb1842 100644
--- a/tests/wpt/web-platform-tests/webxr/resources/webxr_test_constants.js
+++ b/tests/wpt/web-platform-tests/webxr/resources/webxr_test_constants.js
@@ -29,22 +29,38 @@ const VALID_PROJECTION_MATRIX =
     [1, 0, 0, 0, 0, 1, 0, 0, 3, 2, -1, -1, 0, 0, -0.2, 0];
 
 // A valid input grip matrix for  when we don't care about specific values
-const VALID_GRIP = [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 4, 3, 2, 1];
+const VALID_GRIP = [1, 0, 0, 0,
+                    0, 1, 0, 0,
+                    0, 0, 1, 0,
+                    4, 3, 2, 1];
+
+const VALID_GRIP_TRANSFORM = {
+    position: [4, 3, 2],
+    orientation: [0, 0, 0, 1]
+};
 
 // A valid input pointer offset for  when we don't care about specific values
-const VALID_POINTER_OFFSET = [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1];
+const VALID_POINTER_OFFSET = [1, 0, 0, 0,
+                              0, 1, 0, 0,
+                              0, 0, 1, 0,
+                              0, 0, 1, 1];
+
+const VALID_POINTER_TRANSFORM = {
+    position: [0, 0, 1],
+    orientation: [0, 0, 0, 1]
+};
 
 const VALID_GRIP_WITH_POINTER_OFFSET =
     [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 4, 3, 3, 1];
 
 // A Valid Local to floor matrix/transform for when we don't care about specific
 // values.  Note that these should be identical, just different representations.
-const VALID_LOCAL_TO_FLOOR_MATRIX = [1, 0,    0,  0,
+const VALID_FLOOR_ORIGIN_MATRIX = [1, 0,    0,  0,
                                      0, 1,    0,  0,
                                      0, 0,    1,  0,
                                      1, 1.65, -1, 1];
 
-const VALID_LOCAL_TO_FLOOR_TRANSFORM = {
+const VALID_FLOOR_ORIGIN = {
     position: [1.0, 1.65, -1.0],
     orientation: [0, 0, 0, 1]
 };
@@ -105,3 +121,17 @@ const VALID_NON_IMMERSIVE_DEVICE = {
     views: NON_IMMERSIVE_VIEWS,
     viewerOrigin: IDENTITY_TRANSFORM
 };
+
+const VALID_CONTROLLER = {
+    handedness: "none",
+    targetRayMode: "tracked-pointer",
+    pointerOrigin: VALID_POINTER_TRANSFORM,
+    profiles: []
+};
+
+const RIGHT_CONTROLLER = {
+    handedness: "right",
+    targetRayMode: "tracked-pointer",
+    pointerOrigin: VALID_POINTER_TRANSFORM,
+    profiles: []
+}
diff --git a/tests/wpt/web-platform-tests/webxr/xrBoundedReferenceSpace_updates.https.html b/tests/wpt/web-platform-tests/webxr/xrBoundedReferenceSpace_updates.https.html
index cf1047c8abc..e2920b17656 100644
--- a/tests/wpt/web-platform-tests/webxr/xrBoundedReferenceSpace_updates.https.html
+++ b/tests/wpt/web-platform-tests/webxr/xrBoundedReferenceSpace_updates.https.html
@@ -14,7 +14,7 @@ let fakeDeviceInitParams = {
     supportsImmersive: true,
     views: VALID_VIEWS,
     viewerOrigin: IDENTITY_TRANSFORM,
-    localToFloorLevelTransform: VALID_LOCAL_TO_FLOOR_TRANSFORM
+    floorOrigin: VALID_FLOOR_ORIGIN
 };
 
 let testFunction = function(session, fakeDeviceController, t) {
diff --git a/tests/wpt/web-platform-tests/webxr/xrStationaryReferenceSpace_floorlevel_updates.https.html b/tests/wpt/web-platform-tests/webxr/xrStationaryReferenceSpace_floorlevel_updates.https.html
index 68f91fd3150..06a25669816 100644
--- a/tests/wpt/web-platform-tests/webxr/xrStationaryReferenceSpace_floorlevel_updates.https.html
+++ b/tests/wpt/web-platform-tests/webxr/xrStationaryReferenceSpace_floorlevel_updates.https.html
@@ -32,7 +32,7 @@ let testFunction = function(session, fakeDeviceController, t) {
           assert_greater_than(poseMatrix[13], 1.0);
           assert_approx_equals(poseMatrix[14], 0.0, FLOAT_EPSILON);
 
-          fakeDeviceController.setLocalToFloorLevelTransform(VALID_LOCAL_TO_FLOOR_TRANSFORM);
+          fakeDeviceController.setFloorOrigin(VALID_FLOOR_ORIGIN);
 
           // Need to request one animation frame for the new stage transform to
           // propagate before we check that it's what we expect.
@@ -49,7 +49,7 @@ let testFunction = function(session, fakeDeviceController, t) {
           assert_not_equals(pose, null);
 
           let poseMatrix = pose.transform.matrix;
-          assert_matrix_approx_equals(poseMatrix, VALID_LOCAL_TO_FLOOR_MATRIX, FLOAT_EPSILON);
+          assert_matrix_approx_equals(poseMatrix, VALID_FLOOR_ORIGIN_MATRIX, FLOAT_EPSILON);
         });
 
         // Finished.