diff --git a/tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini b/tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini
index 3605e8f3fc9..76b44d9e9cf 100644
--- a/tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini
+++ b/tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini
@@ -4,7 +4,7 @@
     expected: TIMEOUT
 
   [Opening a blob URL in a new window immediately before revoking it works.]
-    expected: TIMEOUT
+    expected: FAIL
 
   [Fetching a blob URL immediately before revoking it works in an iframe.]
     expected: FAIL
diff --git a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-002.html.ini b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-002.html.ini
new file mode 100644
index 00000000000..f64b45fea6b
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-002.html.ini
@@ -0,0 +1,4 @@
+[hit-test-floats-002.html]
+  [Hit test float]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-003.html.ini b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-003.html.ini
deleted file mode 100644
index f29da48a2a0..00000000000
--- a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-003.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[hit-test-floats-003.html]
-  [Miss float below something else]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-004.html.ini b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-004.html.ini
deleted file mode 100644
index 4bfb0c2053a..00000000000
--- a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-004.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[hit-test-floats-004.html]
-  [Miss float below something else]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-005.html.ini b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-005.html.ini
deleted file mode 100644
index baa9f1a7541..00000000000
--- a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-005.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[hit-test-floats-005.html]
-  [Miss clipped float]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/css/css-transforms/transform-scale-hittest.html.ini b/tests/wpt/metadata-layout-2020/css/css-transforms/transform-scale-hittest.html.ini
index f8e7e539aae..4a1e8110f6f 100644
--- a/tests/wpt/metadata-layout-2020/css/css-transforms/transform-scale-hittest.html.ini
+++ b/tests/wpt/metadata-layout-2020/css/css-transforms/transform-scale-hittest.html.ini
@@ -2,6 +2,3 @@
   [Hit test intersecting scaled box]
     expected: FAIL
 
-  [Hit test within unscaled box]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/css/cssom-view/MediaQueryList-addListener-removeListener.html.ini b/tests/wpt/metadata-layout-2020/css/cssom-view/MediaQueryList-addListener-removeListener.html.ini
index 628b1fab770..c884dc82eab 100644
--- a/tests/wpt/metadata-layout-2020/css/cssom-view/MediaQueryList-addListener-removeListener.html.ini
+++ b/tests/wpt/metadata-layout-2020/css/cssom-view/MediaQueryList-addListener-removeListener.html.ini
@@ -2,3 +2,6 @@
   [listeners are called when <iframe> is resized]
     expected: FAIL
 
+  [listeners are called correct number of times]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/fetch/content-type/response.window.js.ini b/tests/wpt/metadata-layout-2020/fetch/content-type/response.window.js.ini
index af9eaafe7f1..dae4682b753 100644
--- a/tests/wpt/metadata-layout-2020/fetch/content-type/response.window.js.ini
+++ b/tests/wpt/metadata-layout-2020/fetch/content-type/response.window.js.ini
@@ -312,18 +312,24 @@
   [Response: combined response Content-Type: text/html;" \\" text/plain ";charset=GBK]
     expected: NOTRUN
 
-  [<iframe>: separate response Content-Type: text/html;" \\" text/plain]
-    expected: FAIL
-
-  [<iframe>: separate response Content-Type: text/html;" text/plain]
-    expected: FAIL
-
-  [<iframe>: combined response Content-Type: text/html;" text/plain]
-    expected: FAIL
-
   [<iframe>: separate response Content-Type: text/html */*;charset=gbk]
     expected: FAIL
 
   [<iframe>: combined response Content-Type: text/html;x=" text/plain]
     expected: FAIL
 
+  [<iframe>: combined response Content-Type: */* text/html]
+    expected: FAIL
+
+  [<iframe>: combined response Content-Type: text/html */*]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html */*]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html;x=" text/plain]
+    expected: FAIL
+
+  [<iframe>: combined response Content-Type: text/html;" \\" text/plain]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/fetch/nosniff/parsing-nosniff.window.js.ini b/tests/wpt/metadata-layout-2020/fetch/nosniff/parsing-nosniff.window.js.ini
index 30e1b851fd4..61682d248e2 100644
--- a/tests/wpt/metadata-layout-2020/fetch/nosniff/parsing-nosniff.window.js.ini
+++ b/tests/wpt/metadata-layout-2020/fetch/nosniff/parsing-nosniff.window.js.ini
@@ -11,3 +11,6 @@
   [X-Content-Type-Options%3A%20nosniff%2C%2C%40%23%24%23%25%25%26%5E%26%5E*()()11!]
     expected: FAIL
 
+  [X-Content-Type-Options%3A%20%40%23%24%23%25%25%26%5E%26%5E*()()11!%2Cnosniff]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
deleted file mode 100644
index 87b07c3e670..00000000000
--- a/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[traverse_the_history_1.html]
-  [Multiple history traversals from the same task]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
deleted file mode 100644
index 51f8272a6de..00000000000
--- a/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[traverse_the_history_3.html]
-  [Multiple history traversals, last would be aborted]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini
deleted file mode 100644
index dc2e45516de..00000000000
--- a/tests/wpt/metadata-layout-2020/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-layout-2020/html/browsers/windows/embedded-opener-remove-frame.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/windows/embedded-opener-remove-frame.html.ini
index 9a85a905394..8e2a63e3b7f 100644
--- a/tests/wpt/metadata-layout-2020/html/browsers/windows/embedded-opener-remove-frame.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/browsers/windows/embedded-opener-remove-frame.html.ini
@@ -1,4 +1,5 @@
 [embedded-opener-remove-frame.html]
+  expected: CRASH
   [opener of discarded nested browsing context]
     expected: FAIL
 
diff --git a/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini b/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini
index d913fcbb129..3080be9afc0 100644
--- a/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini
@@ -1,5 +1,5 @@
 [iframe_sandbox_popups_nonescaping-1.html]
-  expected: TIMEOUT
+  expected: CRASH
   [Check that popups from a sandboxed iframe do not escape the sandbox]
     expected: NOTRUN
 
diff --git a/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini b/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
index 0407f0cc2b7..9eb581fcf1f 100644
--- a/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
@@ -1,5 +1,5 @@
 [iframe_sandbox_popups_nonescaping-2.html]
-  expected: TIMEOUT
+  expected: CRASH
   [Check that popups from a sandboxed iframe do not escape the sandbox]
     expected: NOTRUN
 
diff --git a/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini b/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini
new file mode 100644
index 00000000000..fca4d908c89
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini
@@ -0,0 +1,4 @@
+[module-static-import-delayed.html]
+  [document.write in an imported module]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini b/tests/wpt/metadata-layout-2020/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
index 450c88bd32b..dbec6f2c2ff 100644
--- a/tests/wpt/metadata-layout-2020/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
@@ -3,6 +3,3 @@
   [The incumbent settings object while executing the compiled callback via Web IDL's invoke must be that of the node document]
     expected: TIMEOUT
 
-  [The entry settings object while executing the compiled callback via Web IDL's invoke must be that of the node document]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/webmessaging/with-ports/017.html.ini b/tests/wpt/metadata-layout-2020/webmessaging/with-ports/017.html.ini
deleted file mode 100644
index 064cf47545b..00000000000
--- a/tests/wpt/metadata-layout-2020/webmessaging/with-ports/017.html.ini
+++ /dev/null
@@ -1,5 +0,0 @@
-[017.html]
-  expected: TIMEOUT
-  [origin of the script that invoked the method, about:blank]
-    expected: TIMEOUT
-
diff --git a/tests/wpt/metadata-layout-2020/webmessaging/without-ports/018.html.ini b/tests/wpt/metadata-layout-2020/webmessaging/without-ports/018.html.ini
new file mode 100644
index 00000000000..663a1f8fa30
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/webmessaging/without-ports/018.html.ini
@@ -0,0 +1,5 @@
+[018.html]
+  expected: TIMEOUT
+  [origin of the script that invoked the method, javascript:]
+    expected: TIMEOUT
+
diff --git a/tests/wpt/metadata-layout-2020/webxr/idlharness.https.window.js.ini b/tests/wpt/metadata-layout-2020/webxr/idlharness.https.window.js.ini
index e45cf7a375e..e51210976a3 100644
--- a/tests/wpt/metadata-layout-2020/webxr/idlharness.https.window.js.ini
+++ b/tests/wpt/metadata-layout-2020/webxr/idlharness.https.window.js.ini
@@ -299,3 +299,9 @@
   [XRLayer interface: existence and properties of interface prototype object's @@unscopables property]
     expected: FAIL
 
+  [XRSession interface: xrSession must inherit property "cancelAnimationFrame(unsigned long)" with the proper type]
+    expected: FAIL
+
+  [XRSession interface: calling cancelAnimationFrame(unsigned long) on xrSession with too few arguments must throw TypeError]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/FileAPI/url/url-in-tags-revoke.window.js.ini b/tests/wpt/metadata/FileAPI/url/url-in-tags-revoke.window.js.ini
index faa00f45ecf..d4f62ed7113 100644
--- a/tests/wpt/metadata/FileAPI/url/url-in-tags-revoke.window.js.ini
+++ b/tests/wpt/metadata/FileAPI/url/url-in-tags-revoke.window.js.ini
@@ -7,7 +7,7 @@
     expected: FAIL
 
   [Opening a blob URL in a new window immediately before revoking it works.]
-    expected: TIMEOUT
+    expected: FAIL
 
   [Opening a blob URL in a noopener about:blank window immediately before revoking it works.]
     expected: TIMEOUT
diff --git a/tests/wpt/metadata/MANIFEST.json b/tests/wpt/metadata/MANIFEST.json
index 6e1ab7e0277..70c944c6c93 100644
--- a/tests/wpt/metadata/MANIFEST.json
+++ b/tests/wpt/metadata/MANIFEST.json
@@ -317610,7 +317610,7 @@
      },
      "scrolling": {
       "scroll_support.js": [
-       "6fd1b32294bb8933b5e9918ea8260b873b987f8a",
+       "0a73f34fefc8ab53962e1a15ce5fb6e8c0b45a98",
        []
       ]
      }
@@ -334140,7 +334140,7 @@
      []
     ],
     "css-properties-values-api.idl": [
-     "ee444ebb29d8b5b15c96d259bb8a1f2bdd280d5f",
+     "d8f54b1e15bc020ef101ab53626eee6985c63dcb",
      []
     ],
     "css-pseudo.idl": [
@@ -334624,7 +334624,7 @@
      []
     ],
     "webxr.idl": [
-     "f723acc0ce58b3aa56596ffd334a93eb596ef466",
+     "b0d94394b5bb619198da1500cee1eb83785f6c66",
      []
     ],
     "worklets.idl": [
@@ -407699,6 +407699,15 @@
          "testdriver": true
         }
        ]
+      ],
+      "scrollend-event-for-user-scroll.html": [
+       "30f16571cd83201e039fd9e682e0cca6b8569d76",
+       [
+        null,
+        {
+         "testdriver": true
+        }
+       ]
       ]
      },
      "shadow-relatedTarget.html": [
diff --git a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-002.html.ini b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-002.html.ini
new file mode 100644
index 00000000000..f64b45fea6b
--- /dev/null
+++ b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-002.html.ini
@@ -0,0 +1,4 @@
+[hit-test-floats-002.html]
+  [Hit test float]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-003.html.ini b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-003.html.ini
deleted file mode 100644
index f29da48a2a0..00000000000
--- a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-003.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[hit-test-floats-003.html]
-  [Miss float below something else]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-004.html.ini b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-004.html.ini
deleted file mode 100644
index 4bfb0c2053a..00000000000
--- a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-004.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[hit-test-floats-004.html]
-  [Miss float below something else]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-005.html.ini b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-005.html.ini
deleted file mode 100644
index baa9f1a7541..00000000000
--- a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-005.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[hit-test-floats-005.html]
-  [Miss clipped float]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/css/css-transforms/transform-scale-hittest.html.ini b/tests/wpt/metadata/css/css-transforms/transform-scale-hittest.html.ini
index f8e7e539aae..4a1e8110f6f 100644
--- a/tests/wpt/metadata/css/css-transforms/transform-scale-hittest.html.ini
+++ b/tests/wpt/metadata/css/css-transforms/transform-scale-hittest.html.ini
@@ -2,6 +2,3 @@
   [Hit test intersecting scaled box]
     expected: FAIL
 
-  [Hit test within unscaled box]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/css/cssom-view/MediaQueryList-addListener-removeListener.html.ini b/tests/wpt/metadata/css/cssom-view/MediaQueryList-addListener-removeListener.html.ini
index 628b1fab770..c884dc82eab 100644
--- a/tests/wpt/metadata/css/cssom-view/MediaQueryList-addListener-removeListener.html.ini
+++ b/tests/wpt/metadata/css/cssom-view/MediaQueryList-addListener-removeListener.html.ini
@@ -2,3 +2,6 @@
   [listeners are called when <iframe> is resized]
     expected: FAIL
 
+  [listeners are called correct number of times]
+    expected: FAIL
+
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 5f288edbddd..7a3bb3e6f0d 100644
--- a/tests/wpt/metadata/fetch/content-type/response.window.js.ini
+++ b/tests/wpt/metadata/fetch/content-type/response.window.js.ini
@@ -312,18 +312,24 @@
   [fetch(): separate response Content-Type: text/plain ]
     expected: NOTRUN
 
-  [<iframe>: separate response Content-Type: text/html;" \\" text/plain]
-    expected: FAIL
-
-  [<iframe>: separate response Content-Type: text/html;" text/plain]
-    expected: FAIL
-
-  [<iframe>: combined response Content-Type: text/html;" text/plain]
-    expected: FAIL
-
   [<iframe>: separate response Content-Type: text/html */*;charset=gbk]
     expected: FAIL
 
   [<iframe>: combined response Content-Type: text/html;x=" text/plain]
     expected: FAIL
 
+  [<iframe>: combined response Content-Type: */* text/html]
+    expected: FAIL
+
+  [<iframe>: combined response Content-Type: text/html */*]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html */*]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html;x=" text/plain]
+    expected: FAIL
+
+  [<iframe>: combined response Content-Type: text/html;" \\" text/plain]
+    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 30e1b851fd4..61682d248e2 100644
--- a/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini
+++ b/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini
@@ -11,3 +11,6 @@
   [X-Content-Type-Options%3A%20nosniff%2C%2C%40%23%24%23%25%25%26%5E%26%5E*()()11!]
     expected: FAIL
 
+  [X-Content-Type-Options%3A%20%40%23%24%23%25%25%26%5E%26%5E*()()11!%2Cnosniff]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
deleted file mode 100644
index 87b07c3e670..00000000000
--- a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[traverse_the_history_1.html]
-  [Multiple history traversals from the same task]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
deleted file mode 100644
index 51f8272a6de..00000000000
--- a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[traverse_the_history_3.html]
-  [Multiple history traversals, last would be aborted]
-    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/windows/embedded-opener-remove-frame.html.ini b/tests/wpt/metadata/html/browsers/windows/embedded-opener-remove-frame.html.ini
index 442db3cb549..2532dceabac 100644
--- a/tests/wpt/metadata/html/browsers/windows/embedded-opener-remove-frame.html.ini
+++ b/tests/wpt/metadata/html/browsers/windows/embedded-opener-remove-frame.html.ini
@@ -1,4 +1,5 @@
 [embedded-opener-remove-frame.html]
+  expected: CRASH
   [opener and "removed" embedded documents]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini
index 9df1ac56f2a..963d4cd20ef 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini
@@ -1,6 +1,6 @@
 [iframe_sandbox_popups_nonescaping-1.html]
   type: testharness
-  expected: TIMEOUT
+  expected: CRASH
   [Check that popups from a sandboxed iframe do not escape the sandbox]
     expected: NOTRUN
 
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
index d43f38b40cd..45d8be1c898 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
@@ -1,6 +1,6 @@
 [iframe_sandbox_popups_nonescaping-2.html]
   type: testharness
-  expected: TIMEOUT
+  expected: CRASH
   [Check that popups from a sandboxed iframe do not escape the sandbox]
     expected: NOTRUN
 
diff --git a/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini b/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini
new file mode 100644
index 00000000000..fca4d908c89
--- /dev/null
+++ b/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini
@@ -0,0 +1,4 @@
+[module-static-import-delayed.html]
+  [document.write in an imported module]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini b/tests/wpt/metadata/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
index 01f7b72cbe7..0cef5158fae 100644
--- a/tests/wpt/metadata/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
+++ b/tests/wpt/metadata/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
@@ -4,6 +4,3 @@
   [The incumbent settings object while executing the compiled callback via Web IDL's invoke must be that of the node document]
     expected: TIMEOUT
 
-  [The entry settings object while executing the compiled callback via Web IDL's invoke must be that of the node document]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/webmessaging/with-ports/017.html.ini b/tests/wpt/metadata/webmessaging/with-ports/017.html.ini
deleted file mode 100644
index 064cf47545b..00000000000
--- a/tests/wpt/metadata/webmessaging/with-ports/017.html.ini
+++ /dev/null
@@ -1,5 +0,0 @@
-[017.html]
-  expected: TIMEOUT
-  [origin of the script that invoked the method, about:blank]
-    expected: TIMEOUT
-
diff --git a/tests/wpt/metadata/webmessaging/without-ports/018.html.ini b/tests/wpt/metadata/webmessaging/without-ports/018.html.ini
new file mode 100644
index 00000000000..663a1f8fa30
--- /dev/null
+++ b/tests/wpt/metadata/webmessaging/without-ports/018.html.ini
@@ -0,0 +1,5 @@
+[018.html]
+  expected: TIMEOUT
+  [origin of the script that invoked the method, javascript:]
+    expected: TIMEOUT
+
diff --git a/tests/wpt/metadata/webxr/idlharness.https.window.js.ini b/tests/wpt/metadata/webxr/idlharness.https.window.js.ini
index c4b0c230fc1..e3306e70483 100644
--- a/tests/wpt/metadata/webxr/idlharness.https.window.js.ini
+++ b/tests/wpt/metadata/webxr/idlharness.https.window.js.ini
@@ -359,3 +359,9 @@
   [XRLayer interface: existence and properties of interface prototype object's @@unscopables property]
     expected: FAIL
 
+  [XRSession interface: xrSession must inherit property "cancelAnimationFrame(unsigned long)" with the proper type]
+    expected: FAIL
+
+  [XRSession interface: calling cancelAnimationFrame(unsigned long) on xrSession with too few arguments must throw TypeError]
+    expected: FAIL
+
diff --git a/tests/wpt/web-platform-tests/dom/events/scrolling/scroll_support.js b/tests/wpt/web-platform-tests/dom/events/scrolling/scroll_support.js
index 6fd1b32294b..0a73f34fefc 100644
--- a/tests/wpt/web-platform-tests/dom/events/scrolling/scroll_support.js
+++ b/tests/wpt/web-platform-tests/dom/events/scrolling/scroll_support.js
@@ -83,3 +83,15 @@ function touchScrollInTarget(pixels_to_scroll, target, direction, pause_time_in_
 function touchFlingInTarget(pixels_to_scroll, target, direction) {
   touchScrollInTarget(pixels_to_scroll, target, direction, 0 /* pause_time */);
 }
+
+function mouseActionsInTarget(target, origin, delta, pause_time_in_ms = 100) {
+  return new test_driver.Actions()
+    .addPointer("pointer1", "mouse")
+    .pointerMove(origin.x, origin.y, { origin: target })
+    .pointerDown()
+    .pointerMove(origin.x + delta.x, origin.y + delta.y, { origin: target })
+    .pointerMove(origin.x + delta.x * 2, origin.y + delta.y * 2, { origin: target })
+    .pause(pause_time_in_ms)
+    .pointerUp()
+    .send();
+}
diff --git a/tests/wpt/web-platform-tests/dom/events/scrolling/scrollend-event-for-user-scroll.html b/tests/wpt/web-platform-tests/dom/events/scrolling/scrollend-event-for-user-scroll.html
new file mode 100644
index 00000000000..30f16571cd8
--- /dev/null
+++ b/tests/wpt/web-platform-tests/dom/events/scrolling/scrollend-event-for-user-scroll.html
@@ -0,0 +1,138 @@
+<!DOCTYPE html>
+<html>
+<head>
+<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>
+<script src="scroll_support.js"></script>
+<style>
+    #targetDiv {
+        width: 200px;
+        height: 200px;
+        overflow: scroll;
+    }
+
+    #innerDiv {
+        width: 400px;
+        height: 400px;
+    }
+</style>
+</head>
+<body style="margin:0" onload=runTest()>
+    <div id="targetDiv">
+        <div id="innerDiv">
+        </div>
+    </div>
+</body>
+
+<script>
+var target_div = document.getElementById('targetDiv');
+var scrollend_arrived = false;
+
+function onScrollEnd(event) {
+    assert_false(event.cancelable);
+    assert_false(event.bubbles);
+    scrollend_arrived = true;
+}
+
+function resetTargetScrollState() {
+    target_div.scrollTop = 0;
+    target_div.scrollLeft = 0;
+}
+
+function checkFinalPosition(target, position, pause_time_in_ms) {
+    return new Promise((resolve, reject) => {
+        step_timeout(() => {
+            resolve();
+            assert_equals(position.x, target.scrollLeft);
+            assert_equals(position.y, target.scrollTop);
+        }, pause_time_in_ms);
+    });
+}
+
+target_div.addEventListener("scrollend", onScrollEnd);
+
+function runTest() {
+    promise_test(async (t) => {
+        // Make sure that no scrollend event is sent to window.
+        window.addEventListener("scrollend",
+            t.unreached_func("window got unexpected scrollend event."));
+        await waitForCompositorCommit();
+        scrollend_arrived = false;
+
+        // Perform drag action on target div and wait for target_div to get scrollend event.
+        var origin = { x: target_div.offsetWidth / 2, y: target_div.offsetHeight - 50 };
+        var delta = { x: 0, y: 40 };
+        await mouseActionsInTarget(target_div, origin, delta, 300);
+        await waitFor(() => { return scrollend_arrived; },
+            'target_div did not receive scrollend event after dragging scroll on target.');
+        assert_true(target_div.scrollTop > 0);
+        await checkFinalPosition(target_div, {x: target_div.scrollLeft, y: target_div.scrollTop}, 300);
+    }, 'Tests that the target_div gets scrollend event when dragging scroll on target.');
+
+    promise_test(async (t) => {
+        resetTargetScrollState();
+        // Make sure that no scrollend event is sent to window.
+        window.addEventListener("scrollend",
+            t.unreached_func("window got unexpected scrollend event."));
+        await waitForCompositorCommit();
+        scrollend_arrived = false;
+
+        // Hit the scrollbar of target div and wait for target_div to get scrollend event.
+        var scrollbar_width = target_div.offsetWidth - target_div.clientWidth;
+        assert_true(scrollbar_width > 0, "This test requires scrollbar.");
+        var origin = {x: target_div.offsetWidth - scrollbar_width / 2, y: target_div.offsetHeight - 50};
+        var delta = {x: 0, y: 0};
+        await mouseActionsInTarget(target_div, origin, delta, 100);
+        await waitFor(() => { return scrollend_arrived; },
+            'target_div did not receive scrollend event after clicking scrollbar on target.');
+        assert_true(target_div.scrollTop > 0);
+        await checkFinalPosition(target_div, { x: target_div.scrollLeft, y: target_div.scrollTop }, 300);
+    }, 'Tests that the target_div gets scrollend event when click scrollbar on target.');
+
+    promise_test(async (t) => {
+        resetTargetScrollState();
+        // Make sure that no scrollend event is sent to window.
+        window.addEventListener("scrollend",
+            t.unreached_func("window got unexpected scrollend event."));
+        await waitForCompositorCommit();
+        scrollend_arrived = false;
+
+
+        // Drag the thumb of target div.
+        var scrollbar_width = target_div.offsetWidth - target_div.clientWidth;
+        assert_true(scrollbar_width > 0, "This test requires scrollbar.");
+        var origin = { x: target_div.offsetWidth - scrollbar_width / 2, y: 50 };
+        var delta = { x: 0, y: 20 };
+        await mouseActionsInTarget(target_div, origin, delta, 100);
+        await waitFor(() => { return scrollend_arrived; },
+            'target_div did not receive scrollend event after dragging the thumb of target.');
+        assert_true(target_div.scrollTop > 0);
+        await checkFinalPosition(target_div, { x: target_div.scrollLeft, y: target_div.scrollTop }, 300);
+    }, 'Tests that the target_div gets scrollend event when drag the thumb of target.');
+
+    promise_test(async (t) => {
+        resetTargetScrollState();
+        // Make sure that no scrollend event is sent to window.
+        window.addEventListener("scrollend",
+            t.unreached_func("window got unexpected scrollend event."));
+        await waitForCompositorCommit();
+        scrollend_arrived = false;
+
+        // Hit and active the target div.
+        var origin = { x: target_div.offsetWidth / 2, y: target_div.offsetHeight / 2};
+        var delta = { x: 0, y: 0 };
+        await mouseActionsInTarget(target_div, origin, delta, 100);
+        // Send DOWN key to the target div.
+        window.test_driver.send_keys(target_div, '\ue015');
+
+        await waitFor(() => { return scrollend_arrived; },
+            'target_div did not receive scrollend event after sending DOWN key to target.');
+        assert_true(target_div.scrollTop > 0);
+        await checkFinalPosition(target_div, { x: target_div.scrollLeft, y: target_div.scrollTop }, 300);
+    }, 'Tests that the target_div gets scrollend event when send DOWN key to target.');
+}
+</script>
+</html>
diff --git a/tests/wpt/web-platform-tests/interfaces/css-properties-values-api.idl b/tests/wpt/web-platform-tests/interfaces/css-properties-values-api.idl
index ee444ebb29d..d8f54b1e15b 100644
--- a/tests/wpt/web-platform-tests/interfaces/css-properties-values-api.idl
+++ b/tests/wpt/web-platform-tests/interfaces/css-properties-values-api.idl
@@ -14,10 +14,6 @@ partial namespace CSS {
   void registerProperty(PropertyDefinition definition);
 };
 
-partial interface CSSRule {
-    const unsigned short PROPERTY_RULE = 18;
-};
-
 [Exposed=Window]
 interface CSSPropertyRule : CSSRule {
     readonly attribute CSSOMString name;
diff --git a/tests/wpt/web-platform-tests/interfaces/webxr.idl b/tests/wpt/web-platform-tests/interfaces/webxr.idl
index f723acc0ce5..b0d94394b5b 100644
--- a/tests/wpt/web-platform-tests/interfaces/webxr.idl
+++ b/tests/wpt/web-platform-tests/interfaces/webxr.idl
@@ -44,7 +44,7 @@ enum XRVisibilityState {
   [NewObject] Promise<XRReferenceSpace> requestReferenceSpace(XRReferenceSpaceType type);
 
   unsigned long requestAnimationFrame(XRFrameRequestCallback callback);
-  void cancelAnimationFrame(long handle);
+  void cancelAnimationFrame(unsigned long handle);
 
   Promise<void> end();
 
diff --git a/tests/wpt/webgl/meta/conformance2/rendering/draw-buffers.html.ini b/tests/wpt/webgl/meta/conformance2/rendering/draw-buffers.html.ini
index d4b3a4f7564..e15b5c9bbfb 100644
--- a/tests/wpt/webgl/meta/conformance2/rendering/draw-buffers.html.ini
+++ b/tests/wpt/webgl/meta/conformance2/rendering/draw-buffers.html.ini
@@ -143,3 +143,6 @@
   [WebGL test #42: attachment 5 should be 0,255,0,255\nat (0, 0) expected: 0,255,0,255 was 0,0,255,0]
     expected: FAIL
 
+  [WebGL test #44: attachment 7 should be 0,255,0,255\nat (0, 0) expected: 0,255,0,255 was 255,255,255,0]
+    expected: FAIL
+