From 6a6caaf929aa3568d1aff5bb3c2823485238fb97 Mon Sep 17 00:00:00 2001
From: WPT Sync Bot <josh+wptsync@joshmatthews.net>
Date: Mon, 30 Mar 2020 08:19:13 +0000
Subject: [PATCH] Update web-platform-tests to revision
 ee35e5ccfe4ffeb108e603a05d1ea44f19275e04

---
 .../url/url-in-tags-revoke.window.js.ini      |  17 ++
 .../CSS2/floats/hit-test-floats-004.html.ini  |   4 +
 .../CSS2/floats/hit-test-floats-005.html.ini  |   4 -
 .../background-image-computed.sub.html.ini    |  49 +++-
 .../flex-aspect-ratio-img-column-011.html.ini |  16 ++
 ...lex-minimum-width-flex-items-014.html.ini} |   2 +-
 ...on-from-ua-to-blocking-stylesheet.html.ini |   2 +-
 .../css/cssom-view/CaretPosition-001.html.ini |   4 -
 .../cssom-view/elementFromPoint-001.html.ini  |   4 +
 .../cssom-view/elementFromPosition.html.ini   |   3 +
 .../elementsFromPoint-invalid-cases.html.ini  |   4 -
 .../fetch/content-type/response.window.js.ini |  20 +-
 .../fetch/content-type/script.window.js.ini   |   3 -
 .../nosniff/parsing-nosniff.window.js.ini     |   5 +-
 .../traverse_the_history_1.html.ini           |   4 -
 .../traverse_the_history_3.html.ini}          |   2 +-
 .../skip-document-with-fragment.html.ini      |   4 -
 .../supported-elements.html.ini               |  12 +-
 ...rame_sandbox_popups_nonescaping-3.html.ini |   3 +-
 .../execution-timing/077.html.ini             |   4 +
 .../audiobuffersource-multi-channels.html.ini |   3 +
 .../sub-sample-buffer-stitching.html.ini      |   6 +
 .../url/url-in-tags-revoke.window.js.ini      |   2 +-
 tests/wpt/metadata/MANIFEST.json              |  73 ++++--
 .../CSS2/floats/hit-test-floats-004.html.ini  |   4 +
 .../CSS2/floats/hit-test-floats-005.html.ini  |   4 -
 .../background-image-computed.sub.html.ini    |  58 +++++
 .../flex-aspect-ratio-img-column-011.html.ini |  16 ++
 ...flex-minimum-width-flex-items-014.html.ini |  16 ++
 ...on-from-ua-to-blocking-stylesheet.html.ini |   2 +-
 .../css/cssom-view/CaretPosition-001.html.ini |   4 -
 .../cssom-view/elementFromPoint-001.html.ini  |   4 +
 .../cssom-view/elementFromPosition.html.ini   |   3 +
 .../elementsFromPoint-invalid-cases.html.ini  |   4 -
 .../fetch/content-type/response.window.js.ini |  20 +-
 .../fetch/content-type/script.window.js.ini   |   3 -
 .../nosniff/parsing-nosniff.window.js.ini     |   5 +-
 .../traverse_the_history_1.html.ini           |   4 -
 .../traverse_the_history_3.html.ini}          |   2 +-
 .../skip-document-with-fragment.html.ini      |   4 -
 .../supported-elements.html.ini               |  12 +-
 ...rame_sandbox_popups_nonescaping-3.html.ini |   3 +-
 .../execution-timing/077.html.ini             |   4 +
 .../audiobuffersource-multi-channels.html.ini |   3 +
 .../sub-sample-buffer-stitching.html.ini      |   6 +
 .../background-image-computed.sub.html        |  24 ++
 .../flex-aspect-ratio-img-column-011.html     |  77 ++++++
 ...=> flex-minimum-width-flex-items-014.html} |   0
 .../css/css-flexbox/max-width-violation.html  |  66 ++++++
 .../css/css-flexbox/support/10x10-green.png   | Bin 0 -> 74 bytes
 .../parsing/gradient-position-valid.html      |   5 +-
 ...ml => feature-policy-screen-wakelock.html} |   0
 .../interfaces/resize-observer.idl            |   2 +-
 ...-disabled-by-feature-policy.https.sub.html |   8 +-
 ...d-by-feature-policy.https.sub.html.headers |   2 +-
 ...-attribute-redirect-on-load.https.sub.html |  10 +-
 ...by-feature-policy-attribute.https.sub.html |  10 +-
 ...k-enabled-by-feature-policy.https.sub.html |   8 +-
 ...d-by-feature-policy.https.sub.html.headers |   2 +-
 ...lf-origin-by-feature-policy.https.sub.html |   8 +-
 ...n-by-feature-policy.https.sub.html.headers |   2 +-
 .../wakelock-supported-by-feature-policy.html |   4 +-
 ...ynchronizationSource-captureTimestamp.html | 222 ++++++++++++++++++
 .../two-unreferenced-varyings.html.ini        |   1 +
 64 files changed, 743 insertions(+), 139 deletions(-)
 create mode 100644 tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini
 create mode 100644 tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-004.html.ini
 delete mode 100644 tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-005.html.ini
 create mode 100644 tests/wpt/metadata-layout-2020/css/css-flexbox/flex-aspect-ratio-img-column-011.html.ini
 rename tests/wpt/{metadata/css/css-flexbox/intrinsic-min-width-applies-with-fixed-width.html.ini => metadata-layout-2020/css/css-flexbox/flex-minimum-width-flex-items-014.html.ini} (78%)
 delete mode 100644 tests/wpt/metadata-layout-2020/css/cssom-view/CaretPosition-001.html.ini
 create mode 100644 tests/wpt/metadata-layout-2020/css/cssom-view/elementFromPoint-001.html.ini
 delete mode 100644 tests/wpt/metadata-layout-2020/css/cssom-view/elementsFromPoint-invalid-cases.html.ini
 delete mode 100644 tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
 rename tests/wpt/{metadata/html/browsers/history/the-history-interface/traverse_the_history_2.html.ini => metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini} (71%)
 create mode 100644 tests/wpt/metadata-layout-2020/html/semantics/scripting-1/the-script-element/execution-timing/077.html.ini
 create mode 100644 tests/wpt/metadata/css/CSS2/floats/hit-test-floats-004.html.ini
 delete mode 100644 tests/wpt/metadata/css/CSS2/floats/hit-test-floats-005.html.ini
 create mode 100644 tests/wpt/metadata/css/css-backgrounds/parsing/background-image-computed.sub.html.ini
 create mode 100644 tests/wpt/metadata/css/css-flexbox/flex-aspect-ratio-img-column-011.html.ini
 create mode 100644 tests/wpt/metadata/css/css-flexbox/flex-minimum-width-flex-items-014.html.ini
 delete mode 100644 tests/wpt/metadata/css/cssom-view/CaretPosition-001.html.ini
 create mode 100644 tests/wpt/metadata/css/cssom-view/elementFromPoint-001.html.ini
 delete mode 100644 tests/wpt/metadata/css/cssom-view/elementsFromPoint-invalid-cases.html.ini
 delete mode 100644 tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
 rename tests/wpt/{metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_2.html.ini => metadata/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini} (71%)
 create mode 100644 tests/wpt/metadata/html/semantics/scripting-1/the-script-element/execution-timing/077.html.ini
 create mode 100644 tests/wpt/web-platform-tests/css/css-flexbox/flex-aspect-ratio-img-column-011.html
 rename tests/wpt/web-platform-tests/css/css-flexbox/{intrinsic-min-width-applies-with-fixed-width.html => flex-minimum-width-flex-items-014.html} (100%)
 create mode 100644 tests/wpt/web-platform-tests/css/css-flexbox/max-width-violation.html
 create mode 100644 tests/wpt/web-platform-tests/css/css-flexbox/support/10x10-green.png
 rename tests/wpt/web-platform-tests/feature-policy/resources/{feature-policy-wakelock.html => feature-policy-screen-wakelock.html} (100%)
 create mode 100644 tests/wpt/web-platform-tests/webrtc-extensions/RTCRtpSynchronizationSource-captureTimestamp.html

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
new file mode 100644
index 00000000000..3605e8f3fc9
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini
@@ -0,0 +1,17 @@
+[url-in-tags-revoke.window.html]
+  expected: TIMEOUT
+  [Opening a blob URL in a noopener about:blank window immediately before revoking it works.]
+    expected: TIMEOUT
+
+  [Opening a blob URL in a new window immediately before revoking it works.]
+    expected: TIMEOUT
+
+  [Fetching a blob URL immediately before revoking it works in an iframe.]
+    expected: FAIL
+
+  [Fetching a blob URL immediately before revoking it works in an iframe navigation.]
+    expected: FAIL
+
+  [Opening a blob URL in a new window by clicking an <a> tag works immediately before revoking the URL.]
+    expected: TIMEOUT
+
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
new file mode 100644
index 00000000000..4bfb0c2053a
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-004.html.ini
@@ -0,0 +1,4 @@
+[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-backgrounds/parsing/background-image-computed.sub.html.ini b/tests/wpt/metadata-layout-2020/css/css-backgrounds/parsing/background-image-computed.sub.html.ini
index 5d6db7363ae..ec42c320759 100644
--- a/tests/wpt/metadata-layout-2020/css/css-backgrounds/parsing/background-image-computed.sub.html.ini
+++ b/tests/wpt/metadata-layout-2020/css/css-backgrounds/parsing/background-image-computed.sub.html.ini
@@ -1,25 +1,58 @@
 [background-image-computed.sub.html]
-  [Property background-image value 'radial-gradient(10px at 20px 30px, rgb(255, 0, 0), rgb(0, 0, 255))']
+  [Property background-image value 'conic-gradient(at center, red, blue)']
     expected: FAIL
 
-  [Property background-image value 'radial-gradient(circle calc(-0.5em + 10px) at calc(-1em + 10px) calc(-2em + 10px), red, blue)']
+  [Property background-image value 'conic-gradient(from 45deg at 10px 10px, red, blue)']
     expected: FAIL
 
-  [Property background-image value 'radial-gradient(ellipse calc(0.5em + 10px) calc(-0.5em + 10px) at 20px 30px, red, blue)']
+  [Property background-image value 'radial-gradient(at 50%, red, blue)']
     expected: FAIL
 
-  [Property background-image value 'none']
+  [Property background-image value 'radial-gradient(farthest-side, rgb(255, 0, 0), rgb(0, 0, 255))']
     expected: FAIL
 
-  [Property background-image value 'url("http://web-platform.test/")']
+  [Property background-image value 'radial-gradient(farthest-corner at 50%, red, blue)']
     expected: FAIL
 
-  [Property background-image value 'linear-gradient(to left bottom, red, blue)']
+  [Property background-image value 'radial-gradient(farthest-corner at center, red, blue)']
     expected: FAIL
 
-  [Property background-image value 'none, url("http://web-platform.test/")']
+  [Property background-image value 'radial-gradient(at center, red, blue)']
     expected: FAIL
 
-  [Property background-image value 'radial-gradient(ellipse calc(-0.5em + 10px) calc(0.5em + 10px) at 20px 30px, red, blue)']
+  [Property background-image value 'conic-gradient(from 0deg, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'radial-gradient(farthest-corner, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'radial-gradient(rgb(255, 0, 0), rgb(0, 0, 255))']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(at 10px 10px, rgb(255, 0, 0), rgb(0, 0, 255))']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 45deg at 50%, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 45deg at center, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 0deg at 50%, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 0deg at center, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 45deg, rgb(255, 0, 0), rgb(0, 0, 255))']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 0deg at 10px 10px, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(rgb(255, 0, 0), rgb(0, 0, 255))']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(at 50%, red, blue)']
     expected: FAIL
 
diff --git a/tests/wpt/metadata-layout-2020/css/css-flexbox/flex-aspect-ratio-img-column-011.html.ini b/tests/wpt/metadata-layout-2020/css/css-flexbox/flex-aspect-ratio-img-column-011.html.ini
new file mode 100644
index 00000000000..79c106d17e7
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/css/css-flexbox/flex-aspect-ratio-img-column-011.html.ini
@@ -0,0 +1,16 @@
+[flex-aspect-ratio-img-column-011.html]
+  [.flexbox 10]
+    expected: FAIL
+
+  [.flexbox 5]
+    expected: FAIL
+
+  [.flexbox 7]
+    expected: FAIL
+
+  [.flexbox 2]
+    expected: FAIL
+
+  [.flexbox 8]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/css-flexbox/intrinsic-min-width-applies-with-fixed-width.html.ini b/tests/wpt/metadata-layout-2020/css/css-flexbox/flex-minimum-width-flex-items-014.html.ini
similarity index 78%
rename from tests/wpt/metadata/css/css-flexbox/intrinsic-min-width-applies-with-fixed-width.html.ini
rename to tests/wpt/metadata-layout-2020/css/css-flexbox/flex-minimum-width-flex-items-014.html.ini
index 5d9f2812da6..27fef113c75 100644
--- a/tests/wpt/metadata/css/css-flexbox/intrinsic-min-width-applies-with-fixed-width.html.ini
+++ b/tests/wpt/metadata-layout-2020/css/css-flexbox/flex-minimum-width-flex-items-014.html.ini
@@ -1,4 +1,4 @@
-[intrinsic-min-width-applies-with-fixed-width.html]
+[flex-minimum-width-flex-items-014.html]
   [body > div 3]
     expected: FAIL
 
diff --git a/tests/wpt/metadata-layout-2020/css/css-transitions/no-transition-from-ua-to-blocking-stylesheet.html.ini b/tests/wpt/metadata-layout-2020/css/css-transitions/no-transition-from-ua-to-blocking-stylesheet.html.ini
index 70a00a101f6..e35a452a186 100644
--- a/tests/wpt/metadata-layout-2020/css/css-transitions/no-transition-from-ua-to-blocking-stylesheet.html.ini
+++ b/tests/wpt/metadata-layout-2020/css/css-transitions/no-transition-from-ua-to-blocking-stylesheet.html.ini
@@ -1,2 +1,2 @@
 [no-transition-from-ua-to-blocking-stylesheet.html]
-  expected: FAIL
+  expected: TIMEOUT
diff --git a/tests/wpt/metadata-layout-2020/css/cssom-view/CaretPosition-001.html.ini b/tests/wpt/metadata-layout-2020/css/cssom-view/CaretPosition-001.html.ini
deleted file mode 100644
index 4c79907309b..00000000000
--- a/tests/wpt/metadata-layout-2020/css/cssom-view/CaretPosition-001.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[CaretPosition-001.html]
-  [Element at (400, 100)]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/css/cssom-view/elementFromPoint-001.html.ini b/tests/wpt/metadata-layout-2020/css/cssom-view/elementFromPoint-001.html.ini
new file mode 100644
index 00000000000..e38782d8c85
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/css/cssom-view/elementFromPoint-001.html.ini
@@ -0,0 +1,4 @@
+[elementFromPoint-001.html]
+  [CSSOM View - 5 - extensions to the Document interface]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/css/cssom-view/elementFromPosition.html.ini b/tests/wpt/metadata-layout-2020/css/cssom-view/elementFromPosition.html.ini
index c131078eace..23c61ede1a1 100644
--- a/tests/wpt/metadata-layout-2020/css/cssom-view/elementFromPosition.html.ini
+++ b/tests/wpt/metadata-layout-2020/css/cssom-view/elementFromPosition.html.ini
@@ -17,3 +17,6 @@
   [test the top of layer]
     expected: FAIL
 
+  [test some point of the element: top left corner]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/css/cssom-view/elementsFromPoint-invalid-cases.html.ini b/tests/wpt/metadata-layout-2020/css/cssom-view/elementsFromPoint-invalid-cases.html.ini
deleted file mode 100644
index e181af5397f..00000000000
--- a/tests/wpt/metadata-layout-2020/css/cssom-view/elementsFromPoint-invalid-cases.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[elementsFromPoint-invalid-cases.html]
-  [The root element is the last element returned for otherwise empty queries within the viewport]
-    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 970f8a5db8f..e21e03bd937 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
@@ -312,21 +312,27 @@
   [Response: combined response Content-Type: text/html;" \\" text/plain ";charset=GBK]
     expected: NOTRUN
 
-  [<iframe>: combined response Content-Type: text/html;" text/plain]
-    expected: FAIL
-
   [<iframe>: separate response Content-Type: text/html */*]
     expected: FAIL
 
   [<iframe>: combined response Content-Type: */* text/html]
     expected: FAIL
 
-  [<iframe>: separate response Content-Type: text/html */*;charset=gbk]
-    expected: FAIL
-
   [<iframe>: separate response Content-Type: text/plain */*]
     expected: FAIL
 
-  [<iframe>: combined response Content-Type: text/html;x=" text/plain]
+  [<iframe>: separate response Content-Type: text/html;" text/plain]
+    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
+
+  [<iframe>: separate response Content-Type: text/html;" \\" text/plain]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/plain */*;charset=gbk]
     expected: FAIL
 
diff --git a/tests/wpt/metadata-layout-2020/fetch/content-type/script.window.js.ini b/tests/wpt/metadata-layout-2020/fetch/content-type/script.window.js.ini
index 5c001592859..d2df9b78483 100644
--- a/tests/wpt/metadata-layout-2020/fetch/content-type/script.window.js.ini
+++ b/tests/wpt/metadata-layout-2020/fetch/content-type/script.window.js.ini
@@ -56,6 +56,3 @@
   [separate text/javascript x/x]
     expected: FAIL
 
-  [separate text/javascript;charset=windows-1252 error text/javascript]
-    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 2023a855086..e90ead91b2e 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
@@ -11,6 +11,9 @@
   [X-Content-Type-Options%3A%20nosniff%0C]
     expected: FAIL
 
-  [X-Content-Type-Options%3A%20no%0D%0AX-Content-Type-Options%3A%20nosniff]
+  [X-Content-Type-Options%3A%20%2Cnosniff]
+    expected: FAIL
+
+  [Content-Type-Options%3A%20nosniff]
     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/html/browsers/history/the-history-interface/traverse_the_history_2.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
similarity index 71%
rename from tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_2.html.ini
rename to tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
index 75d75b4cda2..51f8272a6de 100644
--- a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_2.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
@@ -1,4 +1,4 @@
-[traverse_the_history_2.html]
+[traverse_the_history_3.html]
   [Multiple history traversals, last would be aborted]
     expected: FAIL
 
diff --git a/tests/wpt/metadata-layout-2020/html/interaction/focus/the-autofocus-attribute/skip-document-with-fragment.html.ini b/tests/wpt/metadata-layout-2020/html/interaction/focus/the-autofocus-attribute/skip-document-with-fragment.html.ini
index 6852d7663de..c12c0f8ae48 100644
--- a/tests/wpt/metadata-layout-2020/html/interaction/focus/the-autofocus-attribute/skip-document-with-fragment.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/interaction/focus/the-autofocus-attribute/skip-document-with-fragment.html.ini
@@ -1,8 +1,4 @@
 [skip-document-with-fragment.html]
-  expected: TIMEOUT
   [Autofocus elements in iframed documents with URL fragments should be skipped.]
     expected: FAIL
 
-  [Autofocus elements in top-level browsing context's documents with URI fragments should be skipped.]
-    expected: TIMEOUT
-
diff --git a/tests/wpt/metadata-layout-2020/html/interaction/focus/the-autofocus-attribute/supported-elements.html.ini b/tests/wpt/metadata-layout-2020/html/interaction/focus/the-autofocus-attribute/supported-elements.html.ini
index f45aaafe1c5..af14e19a466 100644
--- a/tests/wpt/metadata-layout-2020/html/interaction/focus/the-autofocus-attribute/supported-elements.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/interaction/focus/the-autofocus-attribute/supported-elements.html.ini
@@ -1,16 +1,20 @@
 [supported-elements.html]
+  expected: TIMEOUT
   [Contenteditable element should support autofocus]
     expected: FAIL
 
   [Host element with delegatesFocus including no focusable descendants should be skipped]
-    expected: FAIL
+    expected: NOTRUN
 
   [Element with tabindex should support autofocus]
-    expected: FAIL
+    expected: TIMEOUT
 
   [Area element should support autofocus]
-    expected: FAIL
+    expected: NOTRUN
 
   [Host element with delegatesFocus should support autofocus]
-    expected: FAIL
+    expected: NOTRUN
+
+  [Non-HTMLElement should not support autofocus]
+    expected: NOTRUN
 
diff --git a/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini b/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini
index 7a36937927c..f4f994c5d6f 100644
--- a/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini
@@ -1,4 +1,5 @@
 [iframe_sandbox_popups_nonescaping-3.html]
+  expected: TIMEOUT
   [Check that popups from a sandboxed iframe do not escape the sandbox]
-    expected: FAIL
+    expected: NOTRUN
 
diff --git a/tests/wpt/metadata-layout-2020/html/semantics/scripting-1/the-script-element/execution-timing/077.html.ini b/tests/wpt/metadata-layout-2020/html/semantics/scripting-1/the-script-element/execution-timing/077.html.ini
new file mode 100644
index 00000000000..bcd2fd0eab8
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/html/semantics/scripting-1/the-script-element/execution-timing/077.html.ini
@@ -0,0 +1,4 @@
+[077.html]
+  [ adding several types of scripts through the DOM and removing some of them confuses scheduler ]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiobuffersourcenode-interface/audiobuffersource-multi-channels.html.ini b/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiobuffersourcenode-interface/audiobuffersource-multi-channels.html.ini
index 6a7b53a4ddd..b136f9c43cf 100644
--- a/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiobuffersourcenode-interface/audiobuffersource-multi-channels.html.ini
+++ b/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiobuffersourcenode-interface/audiobuffersource-multi-channels.html.ini
@@ -29,3 +29,6 @@
   [X Rendered audio for channel 5 does not equal [0,0.0626220703125,0.125030517578125,0.18695068359375,0.24810791015625,0.308319091796875,0.3673095703125,0.42486572265625,0.480743408203125,0.53472900390625,0.58660888671875,0.636199951171875,0.68328857421875,0.727691650390625,0.76922607421875,0.8077392578125...\] with an element-wise tolerance of {"absoluteThreshold":0.000030517578125,"relativeThreshold":0}.\n\tIndex\tActual\t\t\tExpected\t\tAbsError\t\tRelError\t\tTest threshold\n\t[1\]\t3.6732959747314453e-1\t6.2622070312500000e-2\t3.0470752716064453e-1\t4.8658168859649127e+0\t3.0517578125000000e-5\n\t[2\]\t6.8329977989196777e-1\t1.2503051757812500e-1\t5.5826926231384277e-1\t4.4650639949963384e+0\t3.0517578125000000e-5\n\t[3\]\t9.0373212099075317e-1\t1.8695068359375000e-1\t7.1678143739700317e-1\t3.8340669508039502e+0\t3.0517578125000000e-5\n\t[4\]\t9.9780619144439697e-1\t2.4810791015625000e-1\t7.4969828128814697e-1\t3.0216621502152523e+0\t3.0517578125000000e-5\n\t[5\]\t9.5236867666244507e-1\t3.0831909179687500e-1\t6.4404958486557007e-1\t2.0889059484187866e+0\t3.0517578125000000e-5\n\t...and 44035 more errors.\n\tMax AbsError of 1.9962286949157715e+0 at index of 40997.\n\t[40997\]\t9.9879217147827148e-1\t-9.9743652343750000e-1\t1.9962286949157715e+0\t2.0013591321441684e+0\t3.0517578125000000e-5\n\tMax RelError of Infinity at index of 12348.\n\t[12348\]\t9.5105654001235962e-1\t0.0000000000000000e+0\t9.5105654001235962e-1\tInfinity\t3.0517578125000000e-5\n]
     expected: FAIL
 
+  [X Rendered audio for channel 5 does not equal [0,0.0626220703125,0.125030517578125,0.18695068359375,0.24810791015625,0.308319091796875,0.3673095703125,0.42486572265625,0.480743408203125,0.53472900390625,0.58660888671875,0.636199951171875,0.68328857421875,0.727691650390625,0.76922607421875,0.8077392578125...\] with an element-wise tolerance of {"absoluteThreshold":0.000030517578125,"relativeThreshold":0}.\n\tIndex\tActual\t\t\tExpected\t\tAbsError\t\tRelError\t\tTest threshold\n\t[1\]\t3.6732959747314453e-1\t6.2622070312500000e-2\t3.0470752716064453e-1\t4.8658168859649127e+0\t3.0517578125000000e-5\n\t[2\]\t6.8329977989196777e-1\t1.2503051757812500e-1\t5.5826926231384277e-1\t4.4650639949963384e+0\t3.0517578125000000e-5\n\t[3\]\t9.0373212099075317e-1\t1.8695068359375000e-1\t7.1678143739700317e-1\t3.8340669508039502e+0\t3.0517578125000000e-5\n\t[4\]\t9.9780619144439697e-1\t2.4810791015625000e-1\t7.4969828128814697e-1\t3.0216621502152523e+0\t3.0517578125000000e-5\n\t[5\]\t9.5236867666244507e-1\t3.0831909179687500e-1\t6.4404958486557007e-1\t2.0889059484187866e+0\t3.0517578125000000e-5\n\t...and 42278 more errors.\n\tMax AbsError of 1.9986916780471802e+0 at index of 31225.\n\t[31225\]\t9.9994289875030518e-1\t-9.9874877929687500e-1\t1.9986916780471802e+0\t2.0011956154322119e+0\t3.0517578125000000e-5\n\tMax RelError of Infinity at index of 14112.\n\t[14112\]\t-9.5105654001235962e-1\t0.0000000000000000e+0\t9.5105654001235962e-1\tInfinity\t3.0517578125000000e-5\n]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiobuffersourcenode-interface/sub-sample-buffer-stitching.html.ini b/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiobuffersourcenode-interface/sub-sample-buffer-stitching.html.ini
index 51640b2c3fa..b9eb4a767f7 100644
--- a/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiobuffersourcenode-interface/sub-sample-buffer-stitching.html.ini
+++ b/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiobuffersourcenode-interface/sub-sample-buffer-stitching.html.ini
@@ -53,3 +53,9 @@
   [X SNR (45.01863990741345 dB) is not greater than or equal to 85.58. Got 45.01863990741345.]
     expected: FAIL
 
+  [X Stitched sine-wave buffers at sample rate 44100 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":0.000090957,"relativeThreshold":0}.\n\tIndex\tActual\t\t\tExpected\t\tAbsError\t\tRelError\t\tTest threshold\n\t[31080\]\t-1.4361239664140157e-7\t5.6332010030746460e-1\t5.6332024391986124e-1\t1.0000002549392371e+0\t9.0957000000000003e-5\n\t[31081\]\t4.5816854589564219e-41\t6.1397600173950195e-1\t6.1397600173950195e-1\t1.0000000000000000e+0\t9.0957000000000003e-5\n\tMax AbsError of 6.1397600173950195e-1 at index of 31081.\n\tMax RelError of 1.0000002549392371e+0 at index of 31080.\n]
+    expected: FAIL
+
+  [X SNR (45.01863788337742 dB) is not greater than or equal to 85.58. Got 45.01863788337742.]
+    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 d4f62ed7113..faa00f45ecf 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: FAIL
+    expected: TIMEOUT
 
   [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 04028557181..6880486989b 100644
--- a/tests/wpt/metadata/MANIFEST.json
+++ b/tests/wpt/metadata/MANIFEST.json
@@ -285147,6 +285147,10 @@
        "25b76c3c6f216793a36b1f29287dafd993898c67",
        []
       ],
+      "10x10-green.png": [
+       "8c39b0d02d342bbf1edd2ebbcc2ff4ff8b032e10",
+       []
+      ],
       "1x1-green.png": [
        "b98ca0ba0a03c580ac339e4a3653539cfa8edc71",
        []
@@ -314268,6 +314272,10 @@
       "08a0ecaded8c5af917be1ae1287d455483205e45",
       []
      ],
+     "feature-policy-screen-wakelock.html": [
+      "7d3dab45af1d57c805f14cfdbed142ddb2415eba",
+      []
+     ],
      "feature-policy-serial-worker.html": [
       "9e6a7d02ba2b8eef1fcc12d8049af830688e6946",
       []
@@ -314292,10 +314300,6 @@
       "99d47c6f3929bd61f7dfdefb1c5488c396abc172",
       []
      ],
-     "feature-policy-wakelock.html": [
-      "7d3dab45af1d57c805f14cfdbed142ddb2415eba",
-      []
-     ],
      "feature-policy-webvr.html": [
       "64a152bf1ce784099562d9dfc11683b0b0d227e4",
       []
@@ -327238,7 +327242,7 @@
      []
     ],
     "resize-observer.idl": [
-     "60d55a19bae8b156a99b1ad8a88089297ad409e4",
+     "f20b719d11e76cf92997a56061d0091895453f52",
      []
     ],
     "resource-timing.idl": [
@@ -343944,15 +343948,15 @@
      ]
     },
     "wakelock-disabled-by-feature-policy.https.sub.html.headers": [
-     "1d3769ec794b353e8c614e64ce2c1b0b1010e528",
+     "5d910ce6df801980a26fb191589201f614ed02af",
      []
     ],
     "wakelock-enabled-by-feature-policy.https.sub.html.headers": [
-     "34b7437443cd9998c423260d05202be05d7b5d38",
+     "7810751f8051c14818b290aa9ea7edab04bca3e9",
      []
     ],
     "wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html.headers": [
-     "6f05d23550e2b0c967fac5b436a5e3336222ffe2",
+     "6bc94277cf9a4610c33274bd5b984e41d389622a",
      []
     ]
    },
@@ -379396,7 +379400,7 @@
        ]
       ],
       "background-image-computed.sub.html": [
-       "ff2f34a2c661fcfc246f939b65ca81cf29c850a3",
+       "8ee18e20d1210394a18fa6794cf7ffab630db17d",
        [
         null,
         {}
@@ -381021,6 +381025,13 @@
        {}
       ]
      ],
+     "flex-aspect-ratio-img-column-011.html": [
+      "66cb0e015f6618eb7cc3daee99f29ddbf7ed4729",
+      [
+       null,
+       {}
+      ]
+     ],
      "flex-basis-009.html": [
       "3e2026958fdd899349126ebe4778fb62a692d631",
       [
@@ -381091,6 +381102,13 @@
        {}
       ]
      ],
+     "flex-minimum-width-flex-items-014.html": [
+      "080169b52d7fdf39cbf6ff970c3100480e46d2a3",
+      [
+       null,
+       {}
+      ]
+     ],
      "flex-outer-flexbox-column-recalculate-height-on-resize-001.html": [
       "0b0b5b4d4e5a9e8011d7fdee87cce9caba5fa241",
       [
@@ -381681,13 +381699,6 @@
        {}
       ]
      ],
-     "intrinsic-min-width-applies-with-fixed-width.html": [
-      "080169b52d7fdf39cbf6ff970c3100480e46d2a3",
-      [
-       null,
-       {}
-      ]
-     ],
      "intrinsic-width-orthogonal-writing-mode.html": [
       "79ce88a64c266f5ec02702d510668c642c0f91cb",
       [
@@ -381702,6 +381713,13 @@
        {}
       ]
      ],
+     "max-width-violation.html": [
+      "ea2779d81c5e4bab26b77337173f64ac0c08f493",
+      [
+       null,
+       {}
+      ]
+     ],
      "order_value.html": [
       "ca9af99b939f77835933ccc76de5185b656f5977",
       [
@@ -385475,7 +385493,7 @@
        ]
       ],
       "gradient-position-valid.html": [
-       "9857496fe4407fb0b9b4d6fe32ef9ed982c9cc88",
+       "d2e3ff072b0d9f1982411c935110b22d80893b18",
        [
         null,
         {}
@@ -493583,28 +493601,28 @@
      ]
     ],
     "wakelock-disabled-by-feature-policy.https.sub.html": [
-     "3c902cc91952a3ee849ffc19a3ccc1e25098b107",
+     "821ec62885d61b214f766b4c8e173f8b67855f38",
      [
       null,
       {}
      ]
     ],
     "wakelock-enabled-by-feature-policy-attribute-redirect-on-load.https.sub.html": [
-     "f28a96141c8994125b04c29e440743d2e7837544",
+     "2b2e0c94cc744ff6c19f70397e4383fa2d809cff",
      [
       null,
       {}
      ]
     ],
     "wakelock-enabled-by-feature-policy-attribute.https.sub.html": [
-     "5587a85d4b027d360c35103f99bb6e6afe31f18a",
+     "b8ab3b0301798bc7ceaed025e89b0a36dfa5b58c",
      [
       null,
       {}
      ]
     ],
     "wakelock-enabled-by-feature-policy.https.sub.html": [
-     "d0f5a15c84bf83dfdaf801e8709d1d7c37f6d91a",
+     "376359e888d6191b9eb1241373b3d411bb5bd2d0",
      [
       null,
       {
@@ -493613,7 +493631,7 @@
      ]
     ],
     "wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html": [
-     "73f343867e62c46c4f6e5a4458a384ef652bafd1",
+     "a2d3725857be76f33b33257c0c3373edb68396be",
      [
       null,
       {
@@ -493679,7 +493697,7 @@
      ]
     ],
     "wakelock-supported-by-feature-policy.html": [
-     "d6289fff43c8717ac6e9ace59713e6fd70bd249d",
+     "e7f9c8cb283c20d72c6d936398b9c352a2a0b88a",
      [
       null,
       {}
@@ -501727,6 +501745,15 @@
       null,
       {}
      ]
+    ],
+    "RTCRtpSynchronizationSource-captureTimestamp.html": [
+     "0902118a456e6f072d4a9b0791a4f2ea86a54e72",
+     [
+      null,
+      {
+       "timeout": "long"
+      }
+     ]
     ]
    },
    "webrtc-identity": {
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
new file mode 100644
index 00000000000..4bfb0c2053a
--- /dev/null
+++ b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-004.html.ini
@@ -0,0 +1,4 @@
+[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-backgrounds/parsing/background-image-computed.sub.html.ini b/tests/wpt/metadata/css/css-backgrounds/parsing/background-image-computed.sub.html.ini
new file mode 100644
index 00000000000..ec42c320759
--- /dev/null
+++ b/tests/wpt/metadata/css/css-backgrounds/parsing/background-image-computed.sub.html.ini
@@ -0,0 +1,58 @@
+[background-image-computed.sub.html]
+  [Property background-image value 'conic-gradient(at center, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 45deg at 10px 10px, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'radial-gradient(at 50%, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'radial-gradient(farthest-side, rgb(255, 0, 0), rgb(0, 0, 255))']
+    expected: FAIL
+
+  [Property background-image value 'radial-gradient(farthest-corner at 50%, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'radial-gradient(farthest-corner at center, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'radial-gradient(at center, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 0deg, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'radial-gradient(farthest-corner, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'radial-gradient(rgb(255, 0, 0), rgb(0, 0, 255))']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(at 10px 10px, rgb(255, 0, 0), rgb(0, 0, 255))']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 45deg at 50%, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 45deg at center, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 0deg at 50%, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 0deg at center, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 45deg, rgb(255, 0, 0), rgb(0, 0, 255))']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(from 0deg at 10px 10px, red, blue)']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(rgb(255, 0, 0), rgb(0, 0, 255))']
+    expected: FAIL
+
+  [Property background-image value 'conic-gradient(at 50%, red, blue)']
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/css-flexbox/flex-aspect-ratio-img-column-011.html.ini b/tests/wpt/metadata/css/css-flexbox/flex-aspect-ratio-img-column-011.html.ini
new file mode 100644
index 00000000000..79c106d17e7
--- /dev/null
+++ b/tests/wpt/metadata/css/css-flexbox/flex-aspect-ratio-img-column-011.html.ini
@@ -0,0 +1,16 @@
+[flex-aspect-ratio-img-column-011.html]
+  [.flexbox 10]
+    expected: FAIL
+
+  [.flexbox 5]
+    expected: FAIL
+
+  [.flexbox 7]
+    expected: FAIL
+
+  [.flexbox 2]
+    expected: FAIL
+
+  [.flexbox 8]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/css-flexbox/flex-minimum-width-flex-items-014.html.ini b/tests/wpt/metadata/css/css-flexbox/flex-minimum-width-flex-items-014.html.ini
new file mode 100644
index 00000000000..27fef113c75
--- /dev/null
+++ b/tests/wpt/metadata/css/css-flexbox/flex-minimum-width-flex-items-014.html.ini
@@ -0,0 +1,16 @@
+[flex-minimum-width-flex-items-014.html]
+  [body > div 3]
+    expected: FAIL
+
+  [body > div 2]
+    expected: FAIL
+
+  [body > div 6]
+    expected: FAIL
+
+  [body > div 5]
+    expected: FAIL
+
+  [body > div 4]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/css-transitions/no-transition-from-ua-to-blocking-stylesheet.html.ini b/tests/wpt/metadata/css/css-transitions/no-transition-from-ua-to-blocking-stylesheet.html.ini
index 70a00a101f6..e35a452a186 100644
--- a/tests/wpt/metadata/css/css-transitions/no-transition-from-ua-to-blocking-stylesheet.html.ini
+++ b/tests/wpt/metadata/css/css-transitions/no-transition-from-ua-to-blocking-stylesheet.html.ini
@@ -1,2 +1,2 @@
 [no-transition-from-ua-to-blocking-stylesheet.html]
-  expected: FAIL
+  expected: TIMEOUT
diff --git a/tests/wpt/metadata/css/cssom-view/CaretPosition-001.html.ini b/tests/wpt/metadata/css/cssom-view/CaretPosition-001.html.ini
deleted file mode 100644
index 4c79907309b..00000000000
--- a/tests/wpt/metadata/css/cssom-view/CaretPosition-001.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[CaretPosition-001.html]
-  [Element at (400, 100)]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/css/cssom-view/elementFromPoint-001.html.ini b/tests/wpt/metadata/css/cssom-view/elementFromPoint-001.html.ini
new file mode 100644
index 00000000000..e38782d8c85
--- /dev/null
+++ b/tests/wpt/metadata/css/cssom-view/elementFromPoint-001.html.ini
@@ -0,0 +1,4 @@
+[elementFromPoint-001.html]
+  [CSSOM View - 5 - extensions to the Document interface]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/cssom-view/elementFromPosition.html.ini b/tests/wpt/metadata/css/cssom-view/elementFromPosition.html.ini
index 85e94926cb3..5733d536fd3 100644
--- a/tests/wpt/metadata/css/cssom-view/elementFromPosition.html.ini
+++ b/tests/wpt/metadata/css/cssom-view/elementFromPosition.html.ini
@@ -21,3 +21,6 @@
   [test the top of layer]
     expected: FAIL
 
+  [test some point of the element: top left corner]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/cssom-view/elementsFromPoint-invalid-cases.html.ini b/tests/wpt/metadata/css/cssom-view/elementsFromPoint-invalid-cases.html.ini
deleted file mode 100644
index e181af5397f..00000000000
--- a/tests/wpt/metadata/css/cssom-view/elementsFromPoint-invalid-cases.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[elementsFromPoint-invalid-cases.html]
-  [The root element is the last element returned for otherwise empty queries within the viewport]
-    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 56b8b7287d7..2a8d9b969e8 100644
--- a/tests/wpt/metadata/fetch/content-type/response.window.js.ini
+++ b/tests/wpt/metadata/fetch/content-type/response.window.js.ini
@@ -312,21 +312,27 @@
   [fetch(): separate response Content-Type: text/plain ]
     expected: NOTRUN
 
-  [<iframe>: combined response Content-Type: text/html;" text/plain]
-    expected: FAIL
-
   [<iframe>: separate response Content-Type: text/html */*]
     expected: FAIL
 
   [<iframe>: combined response Content-Type: */* text/html]
     expected: FAIL
 
-  [<iframe>: separate response Content-Type: text/html */*;charset=gbk]
-    expected: FAIL
-
   [<iframe>: separate response Content-Type: text/plain */*]
     expected: FAIL
 
-  [<iframe>: combined response Content-Type: text/html;x=" text/plain]
+  [<iframe>: separate response Content-Type: text/html;" text/plain]
+    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
+
+  [<iframe>: separate response Content-Type: text/html;" \\" text/plain]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/plain */*;charset=gbk]
     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 5c001592859..d2df9b78483 100644
--- a/tests/wpt/metadata/fetch/content-type/script.window.js.ini
+++ b/tests/wpt/metadata/fetch/content-type/script.window.js.ini
@@ -56,6 +56,3 @@
   [separate text/javascript x/x]
     expected: FAIL
 
-  [separate text/javascript;charset=windows-1252 error 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 70efd28ddfc..1c62485a210 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 +11,9 @@
   [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%20no%0D%0AX-Content-Type-Options%3A%20nosniff]
+  [X-Content-Type-Options%3A%20%2Cnosniff]
+    expected: FAIL
+
+  [Content-Type-Options%3A%20nosniff]
     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-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_2.html.ini b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
similarity index 71%
rename from tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_2.html.ini
rename to tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
index 75d75b4cda2..51f8272a6de 100644
--- a/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_2.html.ini
+++ b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_3.html.ini
@@ -1,4 +1,4 @@
-[traverse_the_history_2.html]
+[traverse_the_history_3.html]
   [Multiple history traversals, last would be aborted]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/html/interaction/focus/the-autofocus-attribute/skip-document-with-fragment.html.ini b/tests/wpt/metadata/html/interaction/focus/the-autofocus-attribute/skip-document-with-fragment.html.ini
index 6852d7663de..c12c0f8ae48 100644
--- a/tests/wpt/metadata/html/interaction/focus/the-autofocus-attribute/skip-document-with-fragment.html.ini
+++ b/tests/wpt/metadata/html/interaction/focus/the-autofocus-attribute/skip-document-with-fragment.html.ini
@@ -1,8 +1,4 @@
 [skip-document-with-fragment.html]
-  expected: TIMEOUT
   [Autofocus elements in iframed documents with URL fragments should be skipped.]
     expected: FAIL
 
-  [Autofocus elements in top-level browsing context's documents with URI fragments should be skipped.]
-    expected: TIMEOUT
-
diff --git a/tests/wpt/metadata/html/interaction/focus/the-autofocus-attribute/supported-elements.html.ini b/tests/wpt/metadata/html/interaction/focus/the-autofocus-attribute/supported-elements.html.ini
index 6b68e9094e4..8b743f36e1d 100644
--- a/tests/wpt/metadata/html/interaction/focus/the-autofocus-attribute/supported-elements.html.ini
+++ b/tests/wpt/metadata/html/interaction/focus/the-autofocus-attribute/supported-elements.html.ini
@@ -1,16 +1,20 @@
 [supported-elements.html]
+  expected: TIMEOUT
   [Contenteditable element should support autofocus]
     expected: FAIL
 
   [Element with tabindex should support autofocus]
-    expected: FAIL
+    expected: TIMEOUT
 
   [Host element with delegatesFocus including no focusable descendants should be skipped]
-    expected: FAIL
+    expected: NOTRUN
 
   [Area element should support autofocus]
-    expected: FAIL
+    expected: NOTRUN
 
   [Host element with delegatesFocus should support autofocus]
-    expected: FAIL
+    expected: NOTRUN
+
+  [Non-HTMLElement should not support autofocus]
+    expected: NOTRUN
 
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini
index dc856a3d5a3..e440b1e38c6 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini
@@ -1,5 +1,6 @@
 [iframe_sandbox_popups_nonescaping-3.html]
   type: testharness
+  expected: TIMEOUT
   [Check that popups from a sandboxed iframe do not escape the sandbox]
-    expected: FAIL
+    expected: NOTRUN
 
diff --git a/tests/wpt/metadata/html/semantics/scripting-1/the-script-element/execution-timing/077.html.ini b/tests/wpt/metadata/html/semantics/scripting-1/the-script-element/execution-timing/077.html.ini
new file mode 100644
index 00000000000..bcd2fd0eab8
--- /dev/null
+++ b/tests/wpt/metadata/html/semantics/scripting-1/the-script-element/execution-timing/077.html.ini
@@ -0,0 +1,4 @@
+[077.html]
+  [ adding several types of scripts through the DOM and removing some of them confuses scheduler ]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/webaudio/the-audio-api/the-audiobuffersourcenode-interface/audiobuffersource-multi-channels.html.ini b/tests/wpt/metadata/webaudio/the-audio-api/the-audiobuffersourcenode-interface/audiobuffersource-multi-channels.html.ini
index 362a159fe53..2876deaba63 100644
--- a/tests/wpt/metadata/webaudio/the-audio-api/the-audiobuffersourcenode-interface/audiobuffersource-multi-channels.html.ini
+++ b/tests/wpt/metadata/webaudio/the-audio-api/the-audiobuffersourcenode-interface/audiobuffersource-multi-channels.html.ini
@@ -98,3 +98,6 @@
   [X Rendered audio for channel 5 does not equal [0,0.0626220703125,0.125030517578125,0.18695068359375,0.24810791015625,0.308319091796875,0.3673095703125,0.42486572265625,0.480743408203125,0.53472900390625,0.58660888671875,0.636199951171875,0.68328857421875,0.727691650390625,0.76922607421875,0.8077392578125...\] with an element-wise tolerance of {"absoluteThreshold":0.000030517578125,"relativeThreshold":0}.\n\tIndex\tActual\t\t\tExpected\t\tAbsError\t\tRelError\t\tTest threshold\n\t[1\]\t3.6732959747314453e-1\t6.2622070312500000e-2\t3.0470752716064453e-1\t4.8658168859649127e+0\t3.0517578125000000e-5\n\t[2\]\t6.8329977989196777e-1\t1.2503051757812500e-1\t5.5826926231384277e-1\t4.4650639949963384e+0\t3.0517578125000000e-5\n\t[3\]\t9.0373212099075317e-1\t1.8695068359375000e-1\t7.1678143739700317e-1\t3.8340669508039502e+0\t3.0517578125000000e-5\n\t[4\]\t9.9780619144439697e-1\t2.4810791015625000e-1\t7.4969828128814697e-1\t3.0216621502152523e+0\t3.0517578125000000e-5\n\t[5\]\t9.5236867666244507e-1\t3.0831909179687500e-1\t6.4404958486557007e-1\t2.0889059484187866e+0\t3.0517578125000000e-5\n\t...and 44035 more errors.\n\tMax AbsError of 1.9962286949157715e+0 at index of 40997.\n\t[40997\]\t9.9879217147827148e-1\t-9.9743652343750000e-1\t1.9962286949157715e+0\t2.0013591321441684e+0\t3.0517578125000000e-5\n\tMax RelError of Infinity at index of 12348.\n\t[12348\]\t9.5105654001235962e-1\t0.0000000000000000e+0\t9.5105654001235962e-1\tInfinity\t3.0517578125000000e-5\n]
     expected: FAIL
 
+  [X Rendered audio for channel 5 does not equal [0,0.0626220703125,0.125030517578125,0.18695068359375,0.24810791015625,0.308319091796875,0.3673095703125,0.42486572265625,0.480743408203125,0.53472900390625,0.58660888671875,0.636199951171875,0.68328857421875,0.727691650390625,0.76922607421875,0.8077392578125...\] with an element-wise tolerance of {"absoluteThreshold":0.000030517578125,"relativeThreshold":0}.\n\tIndex\tActual\t\t\tExpected\t\tAbsError\t\tRelError\t\tTest threshold\n\t[1\]\t3.6732959747314453e-1\t6.2622070312500000e-2\t3.0470752716064453e-1\t4.8658168859649127e+0\t3.0517578125000000e-5\n\t[2\]\t6.8329977989196777e-1\t1.2503051757812500e-1\t5.5826926231384277e-1\t4.4650639949963384e+0\t3.0517578125000000e-5\n\t[3\]\t9.0373212099075317e-1\t1.8695068359375000e-1\t7.1678143739700317e-1\t3.8340669508039502e+0\t3.0517578125000000e-5\n\t[4\]\t9.9780619144439697e-1\t2.4810791015625000e-1\t7.4969828128814697e-1\t3.0216621502152523e+0\t3.0517578125000000e-5\n\t[5\]\t9.5236867666244507e-1\t3.0831909179687500e-1\t6.4404958486557007e-1\t2.0889059484187866e+0\t3.0517578125000000e-5\n\t...and 42278 more errors.\n\tMax AbsError of 1.9986916780471802e+0 at index of 31225.\n\t[31225\]\t9.9994289875030518e-1\t-9.9874877929687500e-1\t1.9986916780471802e+0\t2.0011956154322119e+0\t3.0517578125000000e-5\n\tMax RelError of Infinity at index of 14112.\n\t[14112\]\t-9.5105654001235962e-1\t0.0000000000000000e+0\t9.5105654001235962e-1\tInfinity\t3.0517578125000000e-5\n]
+    expected: FAIL
+
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 61ca6a63105..769ea75a0f0 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
@@ -284,3 +284,9 @@
   [X SNR (45.01863990741345 dB) is not greater than or equal to 85.58. Got 45.01863990741345.]
     expected: FAIL
 
+  [X Stitched sine-wave buffers at sample rate 44100 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":0.000090957,"relativeThreshold":0}.\n\tIndex\tActual\t\t\tExpected\t\tAbsError\t\tRelError\t\tTest threshold\n\t[31080\]\t-1.4361239664140157e-7\t5.6332010030746460e-1\t5.6332024391986124e-1\t1.0000002549392371e+0\t9.0957000000000003e-5\n\t[31081\]\t4.5816854589564219e-41\t6.1397600173950195e-1\t6.1397600173950195e-1\t1.0000000000000000e+0\t9.0957000000000003e-5\n\tMax AbsError of 6.1397600173950195e-1 at index of 31081.\n\tMax RelError of 1.0000002549392371e+0 at index of 31080.\n]
+    expected: FAIL
+
+  [X SNR (45.01863788337742 dB) is not greater than or equal to 85.58. Got 45.01863788337742.]
+    expected: FAIL
+
diff --git a/tests/wpt/web-platform-tests/css/css-backgrounds/parsing/background-image-computed.sub.html b/tests/wpt/web-platform-tests/css/css-backgrounds/parsing/background-image-computed.sub.html
index ff2f34a2c66..8ee18e20d12 100644
--- a/tests/wpt/web-platform-tests/css/css-backgrounds/parsing/background-image-computed.sub.html
+++ b/tests/wpt/web-platform-tests/css/css-backgrounds/parsing/background-image-computed.sub.html
@@ -26,10 +26,34 @@ test_computed_value("background-image", 'none, url("http://{{host}}/")');
 
 test_computed_value('background-image', 'linear-gradient(to left bottom, red, blue)', 'linear-gradient(to left bottom, rgb(255, 0, 0), rgb(0, 0, 255))');
 
+test_computed_value('background-image', 'radial-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'radial-gradient(at center, red, blue)', 'radial-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'radial-gradient(at 50%, red, blue)', 'radial-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'radial-gradient(at 10px 10px, rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'radial-gradient(farthest-side, rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'radial-gradient(farthest-side at 10px 10px, rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'radial-gradient(farthest-corner, red, blue)', 'radial-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'radial-gradient(farthest-corner at center, red, blue)', 'radial-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'radial-gradient(farthest-corner at 50%, red, blue)', 'radial-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'radial-gradient(farthest-corner at 10px 10px, red, blue)', 'radial-gradient(at 10px 10px, rgb(255, 0, 0), rgb(0, 0, 255))');
+
 test_computed_value('background-image', 'radial-gradient(10px at 20px 30px, rgb(255, 0, 0), rgb(0, 0, 255))');
 test_computed_value('background-image', 'radial-gradient(circle calc(-0.5em + 10px) at calc(-1em + 10px) calc(-2em + 10px), red, blue)', 'radial-gradient(0px at -30px -70px, rgb(255, 0, 0), rgb(0, 0, 255))');
 test_computed_value('background-image', 'radial-gradient(ellipse calc(-0.5em + 10px) calc(0.5em + 10px) at 20px 30px, red, blue)', 'radial-gradient(0px 30px at 20px 30px, rgb(255, 0, 0), rgb(0, 0, 255))');
 test_computed_value('background-image', 'radial-gradient(ellipse calc(0.5em + 10px) calc(-0.5em + 10px) at 20px 30px, red, blue)', 'radial-gradient(30px 0px at 20px 30px, rgb(255, 0, 0), rgb(0, 0, 255))');
+
+test_computed_value('background-image', 'conic-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(at center, red, blue)', 'conic-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(at 50%, red, blue)', 'conic-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(at 10px 10px, rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(from 0deg, red, blue)', 'conic-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(from 0deg at center, red, blue)', 'conic-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(from 0deg at 50%, red, blue)', 'conic-gradient(rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(from 0deg at 10px 10px, red, blue)', 'conic-gradient(at 10px 10px, rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(from 45deg, rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(from 45deg at center, red, blue)', 'conic-gradient(from 45deg, rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(from 45deg at 50%, red, blue)', 'conic-gradient(from 45deg, rgb(255, 0, 0), rgb(0, 0, 255))');
+test_computed_value('background-image', 'conic-gradient(from 45deg at 10px 10px, red, blue)', 'conic-gradient(from 45deg at 10px 10px, rgb(255, 0, 0), rgb(0, 0, 255))');
 </script>
 </body>
 </html>
diff --git a/tests/wpt/web-platform-tests/css/css-flexbox/flex-aspect-ratio-img-column-011.html b/tests/wpt/web-platform-tests/css/css-flexbox/flex-aspect-ratio-img-column-011.html
new file mode 100644
index 00000000000..66cb0e015f6
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-flexbox/flex-aspect-ratio-img-column-011.html
@@ -0,0 +1,77 @@
+<!DOCTYPE html>
+<title>CSS Flexbox: images' aspect ratio in flex box with flex-direction: column for min-size: auto</title>
+<link rel="help" href="https://drafts.csswg.org/css-flexbox/#flex-containers">
+<link rel="help" href="https://drafts.csswg.org/css-flexbox/#flex-direction-property">
+<link rel="help" href="https://drafts.csswg.org/css-flexbox/#min-size-auto">
+<link rel="help" href="https://drafts.csswg.org/css-sizing-3/#replaced-intrinsic">
+<link rel="help" href="https://crbug.com/581535">
+<link rel="help" href="https://crbug.com/581361">
+<link href="support/flexbox.css" rel="stylesheet">
+<meta name="assert" content="Images maintain aspect ratio in flex box with column direction with min-size: auto.">
+
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/resources/check-layout-th.js"></script>
+
+<body onload="checkLayout('.flexbox')">
+<div id=log></div>
+
+<div class="flexbox" style="width: 10px;" data-expected-width="10">
+    <!-- should use content width, clamped by converted max-height, as minimum width. -->
+    <img src="support/100x100-green.png" style="max-height: 5px;"
+         data-expected-width="5" data-expected-height="5">
+</div>
+
+<div class="flexbox" style="width: 10px;" data-expected-width="10">
+    <!-- should use min(specified, content width) = 10px as minimum width,
+         which the image will shrink to due to default flex-shrink. -->
+    <img src="support/10x10-green.png" style="width: 100px;" data-expected-width="10">
+</div>
+
+<div class="flexbox" style="width: 10px;" data-expected-width="10">
+    <!-- should use content width, clamped by converted min-height, as minimum width. -->
+    <img src="support/100x100-green.png" style="max-height: 5px;"
+         data-expected-width="5" data-expected-height="5">
+</div>
+
+<div class="flexbox" style="width: 10px;" data-expected-width="10">
+    <!-- should use content width, clamped by converted min-height, as minimum width. -->
+    <img src="support/100x100-green.png" style="max-height: 5px; min-height: 10px;"
+         data-expected-width="10" data-expected-height="10">
+</div>
+
+<div class="flexbox" style="width: 10px;" data-expected-width="10">
+    <!-- should use min(transferred, content width) = 10px as minimum width,
+         which the image will shrink to due to default flex-shrink. -->
+    <img src="support/10x10-green.png" style="height: 100px;" data-expected-width="10">
+</div>
+
+<div class="flexbox column" style="height: 10px;" data-expected-height="10">
+    <!-- should use content height, clamped by converted max-width, as minimum height. -->
+    <img src="support/100x100-green.png" style="max-width: 5px;"
+         data-expected-width="5" data-expected-height="5">
+</div>
+
+<div class="flexbox column" style="height: 10px;" data-expected-height="10">
+    <!-- should use min(specified, content height) = 10px as minimum height,
+         which the image will shrink to due to default flex-shrink. -->
+    <img src="support/10x10-green.png" style="height: 100px;" data-expected-height="10">
+</div>
+
+<div class="flexbox" style="height: 10px;" data-expected-height="10">
+    <!-- should use content height, clamped by converted min-height, as minimum height. -->
+    <img src="support/100x100-green.png" style="max-height: 5px;"
+         data-expected-height="5" data-expected-height="5">
+</div>
+
+<div class="flexbox" style="height: 10px;" data-expected-height="10">
+    <!-- should use content height, clamped by converted min-width, as minimum height. -->
+    <img src="support/100x100-green.png" style="max-width: 5px; min-width: 10px;"
+         data-expected-height="10" data-expected-width="10">
+</div>
+
+<div class="flexbox column" style="height: 10px;" data-expected-height="10">
+    <!-- should use min(transferred, content height) = 10px as minimum height,
+         which the image will shrink to due to default flex-shrink. -->
+    <img src="support/10x10-green.png" style="width: 100px;" data-expected-height="10">
+</div>
diff --git a/tests/wpt/web-platform-tests/css/css-flexbox/intrinsic-min-width-applies-with-fixed-width.html b/tests/wpt/web-platform-tests/css/css-flexbox/flex-minimum-width-flex-items-014.html
similarity index 100%
rename from tests/wpt/web-platform-tests/css/css-flexbox/intrinsic-min-width-applies-with-fixed-width.html
rename to tests/wpt/web-platform-tests/css/css-flexbox/flex-minimum-width-flex-items-014.html
diff --git a/tests/wpt/web-platform-tests/css/css-flexbox/max-width-violation.html b/tests/wpt/web-platform-tests/css/css-flexbox/max-width-violation.html
new file mode 100644
index 00000000000..ea2779d81c5
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-flexbox/max-width-violation.html
@@ -0,0 +1,66 @@
+<!DOCTYPE html>
+<title>CSS Flexbox: max-width of inflexible items</title>
+<link rel="help" href="https://drafts.csswg.org/css-flexbox/#resolve-flexible-lengths">
+<link rel="help" href="https://drafts.csswg.org/css-flexbox/#flexibility">
+<link rel="bookmark" href="https://crbug.com/617956">
+<meta name="assert" content="Inflexible items (flex factor 0 or flex basis violating the min/max size constraint) take max-width into account.">
+<style>
+.columns {
+  display: flex;
+  width: 800px;
+}
+
+.columns > div {
+  background: #aaa;
+}
+
+.column1 {
+  width: 800px;
+  overflow: auto;
+  max-width: 150px;
+}
+
+.column2 {
+  flex: 0.8 0 0;
+}
+
+.red {
+  position: absolute;
+  width: 510px;
+  background: red !important;
+  height: 10px;
+  z-index: -1;
+}
+
+.abspos {
+  position: absolute;
+}
+</style>
+
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/resources/check-layout-th.js"></script>
+
+<body onload="checkLayout('.columns')">
+<div id=log></div>
+
+<p>You should see no red</p>
+<div class="columns">
+  <div class="red"></div>
+  <div class="column1" data-expected-width="150">
+    Column 1
+  </div>
+  <div class="column2" data-expected-width="520">
+    Column 2
+  </div>
+</div>
+
+<p>This second part is just to ensure we don't assert</p>
+<div class="columns">
+  <div class="column1 abspos" data-expected-width="150">
+    Column 1
+  </div>
+  <div class="column2" data-expected-width="640">
+    Column 2
+  </div>
+</div>
diff --git a/tests/wpt/web-platform-tests/css/css-flexbox/support/10x10-green.png b/tests/wpt/web-platform-tests/css/css-flexbox/support/10x10-green.png
new file mode 100644
index 0000000000000000000000000000000000000000..8c39b0d02d342bbf1edd2ebbcc2ff4ff8b032e10
GIT binary patch
literal 74
zcmeAS@N?(olHy`uVBq!ia0vp^AT}2V8<6ZZI=>f433|FXhDc0JPWa)kA`|Kn-^!q`
We%$in)4FV+B!j1`pUXO@geCwSS`pm<

literal 0
HcmV?d00001

diff --git a/tests/wpt/web-platform-tests/css/css-images/parsing/gradient-position-valid.html b/tests/wpt/web-platform-tests/css/css-images/parsing/gradient-position-valid.html
index 9857496fe44..d2e3ff072b0 100644
--- a/tests/wpt/web-platform-tests/css/css-images/parsing/gradient-position-valid.html
+++ b/tests/wpt/web-platform-tests/css/css-images/parsing/gradient-position-valid.html
@@ -13,6 +13,7 @@
 <body>
 <script>
 // Where two values are shown, the first serialization is being used by Blink/Firefox/WebKit and the second by Edge.
+// Where three values are shown, the first is used by Blink/Webkit, the second by Edge and the third by Firefox.
 
 test_valid_value("background-image", "radial-gradient(at 10%, red, blue)", ["radial-gradient(at 10% center, red, blue)", "radial-gradient(at 10%, red, blue)"]);
 test_valid_value("background-image", "radial-gradient(at 20% 30px, red, blue)");
@@ -20,10 +21,10 @@ test_valid_value("background-image", "radial-gradient(at 30px center, red, blue)
 test_valid_value("background-image", "radial-gradient(at 40px top, red, blue)");
 test_valid_value("background-image", "radial-gradient(at bottom 10% right 20%, red, blue)", "radial-gradient(at right 20% bottom 10%, red, blue)");
 test_valid_value("background-image", "radial-gradient(at bottom right, red, blue)", "radial-gradient(at right bottom, red, blue)");
-test_valid_value("background-image", "radial-gradient(at center, red, blue)", ["radial-gradient(at center center, red, blue)", "radial-gradient(at center, red, blue)"]);
+test_valid_value("background-image", "radial-gradient(at center, red, blue)", ["radial-gradient(at center center, red, blue)", "radial-gradient(at center, red, blue)", "radial-gradient(red, blue)"]);
 test_valid_value("background-image", "radial-gradient(at center 50px, red, blue)");
 test_valid_value("background-image", "radial-gradient(at center bottom, red, blue)", ["radial-gradient(at center bottom, red, blue)", "radial-gradient(at bottom, red, blue)"]);
-test_valid_value("background-image", "radial-gradient(at center center, red, blue)", ["radial-gradient(at center center, red, blue)", "radial-gradient(at center, red, blue)"]);
+test_valid_value("background-image", "radial-gradient(at center center, red, blue)", ["radial-gradient(at center center, red, blue)", "radial-gradient(at center, red, blue)", "radial-gradient(red, blue)"]);
 test_valid_value("background-image", "radial-gradient(at center left, red, blue)", ["radial-gradient(at left center, red, blue)", "radial-gradient(at left, red, blue)"]);
 test_valid_value("background-image", "radial-gradient(at left, red, blue)", ["radial-gradient(at left center, red, blue)", "radial-gradient(at left, red, blue)"]);
 test_valid_value("background-image", "radial-gradient(at left bottom, red, blue)");
diff --git a/tests/wpt/web-platform-tests/feature-policy/resources/feature-policy-wakelock.html b/tests/wpt/web-platform-tests/feature-policy/resources/feature-policy-screen-wakelock.html
similarity index 100%
rename from tests/wpt/web-platform-tests/feature-policy/resources/feature-policy-wakelock.html
rename to tests/wpt/web-platform-tests/feature-policy/resources/feature-policy-screen-wakelock.html
diff --git a/tests/wpt/web-platform-tests/interfaces/resize-observer.idl b/tests/wpt/web-platform-tests/interfaces/resize-observer.idl
index 60d55a19bae..f20b719d11e 100644
--- a/tests/wpt/web-platform-tests/interfaces/resize-observer.idl
+++ b/tests/wpt/web-platform-tests/interfaces/resize-observer.idl
@@ -39,5 +39,5 @@ interface ResizeObservation {
     constructor(Element target);
     readonly attribute Element target;
     readonly attribute ResizeObserverBoxOptions observedBox;
-    readonly attribute sequence<ResizeObserverSize> lastReportedSizes;
+    readonly attribute FrozenArray<ResizeObserverSize> lastReportedSizes;
 };
diff --git a/tests/wpt/web-platform-tests/wake-lock/wakelock-disabled-by-feature-policy.https.sub.html b/tests/wpt/web-platform-tests/wake-lock/wakelock-disabled-by-feature-policy.https.sub.html
index 3c902cc9195..821ec62885d 100644
--- a/tests/wpt/web-platform-tests/wake-lock/wakelock-disabled-by-feature-policy.https.sub.html
+++ b/tests/wpt/web-platform-tests/wake-lock/wakelock-disabled-by-feature-policy.https.sub.html
@@ -7,13 +7,13 @@
   "use strict";
 
   const same_origin_src =
-    "/feature-policy/resources/feature-policy-wakelock.html";
+    "/feature-policy/resources/feature-policy-screen-wakelock.html";
   const cross_origin_src =
     "https://{{domains[www]}}:{{ports[https][0]}}" + same_origin_src;
 
   promise_test(t => {
     return promise_rejects_dom(t, "NotAllowedError", navigator.wakeLock.request("screen"));
-  }, 'Feature-Policy header {"wake-lock" : []} disallows the top-level document.');
+  }, 'Feature-Policy header {"screen-wake-lock" : []} disallows the top-level document.');
 
   async_test(t => {
     test_feature_availability(
@@ -22,7 +22,7 @@
       same_origin_src,
       expect_feature_unavailable_default
     );
-  }, 'Feature-Policy header {"wake-lock" : []} disallows same-origin iframes.');
+  }, 'Feature-Policy header {"screen-wake-lock" : []} disallows same-origin iframes.');
 
   async_test(t => {
     test_feature_availability(
@@ -31,6 +31,6 @@
       cross_origin_src,
       expect_feature_unavailable_default
     );
-  }, 'Feature-Policy header {"wake-lock" : []} disallows cross-origin iframes.');
+  }, 'Feature-Policy header {"screen-wake-lock" : []} disallows cross-origin iframes.');
 </script>
 </body>
diff --git a/tests/wpt/web-platform-tests/wake-lock/wakelock-disabled-by-feature-policy.https.sub.html.headers b/tests/wpt/web-platform-tests/wake-lock/wakelock-disabled-by-feature-policy.https.sub.html.headers
index 1d3769ec794..5d910ce6df8 100644
--- a/tests/wpt/web-platform-tests/wake-lock/wakelock-disabled-by-feature-policy.https.sub.html.headers
+++ b/tests/wpt/web-platform-tests/wake-lock/wakelock-disabled-by-feature-policy.https.sub.html.headers
@@ -1 +1 @@
-Feature-Policy: wake-lock 'none'
+Feature-Policy: screen-wake-lock 'none'
diff --git a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy-attribute-redirect-on-load.https.sub.html b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy-attribute-redirect-on-load.https.sub.html
index f28a96141c8..2b2e0c94cc7 100644
--- a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy-attribute-redirect-on-load.https.sub.html
+++ b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy-attribute-redirect-on-load.https.sub.html
@@ -6,7 +6,7 @@
 <script>
   "use strict";
 
-  const relative_path = "/feature-policy/resources/feature-policy-wakelock.html";
+  const relative_path = "/feature-policy/resources/feature-policy-screen-wakelock.html";
   const base_src = "/feature-policy/resources/redirect-on-load.html#";
   const same_origin_src = base_src + relative_path;
   const cross_origin_src =
@@ -18,9 +18,9 @@
       t,
       same_origin_src,
       expect_feature_available_default,
-      "wake-lock"
+      "screen-wake-lock"
     );
-  }, 'Feature-Policy allow="wake-lock" allows same-origin relocation');
+  }, 'Feature-Policy allow="screen-wake-lock" allows same-origin relocation');
 
   async_test(t => {
     test_feature_availability(
@@ -28,9 +28,9 @@
       t,
       cross_origin_src,
       expect_feature_unavailable_default,
-      "wake-lock"
+      "screen-wake-lock"
     );
-  }, 'Feature-Policy allow="wake-lock" disallows cross-origin relocation');
+  }, 'Feature-Policy allow="screen-wake-lock" disallows cross-origin relocation');
 
 </script>
 </body>
diff --git a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy-attribute.https.sub.html b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy-attribute.https.sub.html
index 5587a85d4b0..b8ab3b03017 100644
--- a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy-attribute.https.sub.html
+++ b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy-attribute.https.sub.html
@@ -7,7 +7,7 @@
   "use strict";
 
   const same_origin_src =
-    "/feature-policy/resources/feature-policy-wakelock.html";
+    "/feature-policy/resources/feature-policy-screen-wakelock.html";
   const cross_origin_src =
     "https://{{domains[www]}}:{{ports[https][0]}}" + same_origin_src;
 
@@ -17,9 +17,9 @@
       t,
       same_origin_src,
       expect_feature_available_default,
-      "wake-lock"
+      "screen-wake-lock"
     );
-  }, 'Feature policy "wake-lock" can be enabled in same-origin iframe using allow="wake-lock" attribute');
+  }, 'Feature policy "screen-wake-lock" can be enabled in same-origin iframe using allow="screen-wake-lock" attribute');
 
   async_test(t => {
     test_feature_availability(
@@ -27,8 +27,8 @@
       t,
       cross_origin_src,
       expect_feature_available_default,
-      "wake-lock"
+      "screen-wake-lock"
     );
-  }, 'Feature policy "wake-lock" can be enabled in cross-origin iframe using allow="wake-lock" attribute');
+  }, 'Feature policy "screen-wake-lock" can be enabled in cross-origin iframe using allow="screen-wake-lock" attribute');
 </script>
 </body>
diff --git a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy.https.sub.html b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy.https.sub.html
index d0f5a15c84b..376359e888d 100644
--- a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy.https.sub.html
+++ b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy.https.sub.html
@@ -9,7 +9,7 @@
   "use strict";
 
   const same_origin_src =
-    "/feature-policy/resources/feature-policy-wakelock.html";
+    "/feature-policy/resources/feature-policy-screen-wakelock.html";
   const cross_origin_src =
     "https://{{domains[www]}}:{{ports[https][0]}}" + same_origin_src;
 
@@ -17,7 +17,7 @@
     await test_driver.set_permission(
         { name: 'wake-lock', type: 'screen' }, 'granted', false);
     await navigator.wakeLock.request('screen').then(lock => lock.release());
-  }, 'Feature-Policy header {"wake-lock" : ["*"]} allows the top-level document.');
+  }, 'Feature-Policy header {"screen-wake-lock" : ["*"]} allows the top-level document.');
 
   async_test(t => {
     test_feature_availability(
@@ -26,7 +26,7 @@
       same_origin_src,
       expect_feature_available_default
     );
-  }, 'Feature-Policy header {"wake-lock" : ["*"]} allows same-origin iframes.');
+  }, 'Feature-Policy header {"screen-wake-lock" : ["*"]} allows same-origin iframes.');
 
   async_test(t => {
     test_feature_availability(
@@ -35,7 +35,7 @@
       cross_origin_src,
       expect_feature_available_default
     );
-  }, 'Feature-Policy header {"wake-lock" : ["*"]} allows cross-origin iframes.');
+  }, 'Feature-Policy header {"screen-wake-lock" : ["*"]} allows cross-origin iframes.');
 
 </script>
 </body>
diff --git a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy.https.sub.html.headers b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy.https.sub.html.headers
index 34b7437443c..7810751f805 100644
--- a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy.https.sub.html.headers
+++ b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-by-feature-policy.https.sub.html.headers
@@ -1 +1 @@
-Feature-Policy: wake-lock *
+Feature-Policy: screen-wake-lock *
diff --git a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html
index 73f343867e6..a2d3725857b 100644
--- a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html
+++ b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html
@@ -10,7 +10,7 @@
   "use strict";
 
   const same_origin_src =
-    "/feature-policy/resources/feature-policy-wakelock.html";
+    "/feature-policy/resources/feature-policy-screen-wakelock.html";
   const cross_origin_src =
     "https://{{domains[www]}}:{{ports[https][0]}}" + same_origin_src;
 
@@ -18,7 +18,7 @@
     await test_driver.set_permission(
         { name: 'wake-lock', type: 'screen' }, 'granted', false);
     await navigator.wakeLock.request('screen').then(lock => lock.release());
-  }, 'Feature-Policy header wake-lock "self" allows the top-level document.');
+  }, 'Feature-Policy header screen-wake-lock "self" allows the top-level document.');
 
   async_test(t => {
     test_feature_availability(
@@ -27,7 +27,7 @@
       same_origin_src,
       expect_feature_available_default
     );
-  }, 'Feature-Policy header wake-lock "self" allows same-origin iframes.');
+  }, 'Feature-Policy header screen-wake-lock "self" allows same-origin iframes.');
 
   async_test(t => {
     test_feature_availability(
@@ -36,6 +36,6 @@
       cross_origin_src,
       expect_feature_unavailable_default
     );
-  }, 'Feature-Policy header wake-lock "self" disallows cross-origin iframes.');
+  }, 'Feature-Policy header screen-wake-lock "self" disallows cross-origin iframes.');
 </script>
 </body>
diff --git a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html.headers b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html.headers
index 6f05d23550e..6bc94277cf9 100644
--- a/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html.headers
+++ b/tests/wpt/web-platform-tests/wake-lock/wakelock-enabled-on-self-origin-by-feature-policy.https.sub.html.headers
@@ -1 +1 @@
-Feature-Policy: wake-lock 'self'
+Feature-Policy: screen-wake-lock 'self'
diff --git a/tests/wpt/web-platform-tests/wake-lock/wakelock-supported-by-feature-policy.html b/tests/wpt/web-platform-tests/wake-lock/wakelock-supported-by-feature-policy.html
index d6289fff43c..e7f9c8cb283 100644
--- a/tests/wpt/web-platform-tests/wake-lock/wakelock-supported-by-feature-policy.html
+++ b/tests/wpt/web-platform-tests/wake-lock/wakelock-supported-by-feature-policy.html
@@ -6,6 +6,6 @@
 <script src="/resources/testharnessreport.js"></script>
 <script>
 test(() => {
-    assert_in_array('wake-lock', document.featurePolicy.features());
-}, 'document.featurePolicy.features should advertise wake-lock.');
+    assert_in_array('screen-wake-lock', document.featurePolicy.features());
+}, 'document.featurePolicy.features should advertise screen-wake-lock.');
 </script>
diff --git a/tests/wpt/web-platform-tests/webrtc-extensions/RTCRtpSynchronizationSource-captureTimestamp.html b/tests/wpt/web-platform-tests/webrtc-extensions/RTCRtpSynchronizationSource-captureTimestamp.html
new file mode 100644
index 00000000000..0902118a456
--- /dev/null
+++ b/tests/wpt/web-platform-tests/webrtc-extensions/RTCRtpSynchronizationSource-captureTimestamp.html
@@ -0,0 +1,222 @@
+<!doctype html>
+<meta charset=utf-8>
+<!-- This file contains a test that waits for 2 seconds. -->
+<meta name="timeout" content="long">
+<title>captureTimestamp attribute in RTCRtpSynchronizationSource</title>
+<div><video id="remote" width="124" height="124" autoplay></video></div>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/webrtc/RTCPeerConnection-helper.js"></script>
+<script src="/webrtc/RTCStats-helper.js"></script>
+<script>
+'use strict';
+
+var kAbsCaptureTime =
+    'http://www.webrtc.org/experiments/rtp-hdrext/abs-capture-time';
+
+function addHeaderExtensionToSdp(sdp, uri) {
+  const extmap = new RegExp('a=extmap:(\\d+)');
+  let sdpLines = sdp.split('\r\n');
+
+  // This assumes at most one audio m= section and one video m= section.
+  // If more are present, only the first section of each kind is munged.
+  for (const section of ['audio', 'video']) {
+    let found_section = false;
+    let maxId = undefined;
+    let maxIdLine = undefined;
+    let extmapAllowMixed = false;
+
+    // find the largest header extension id for section.
+    for (let i = 0; i < sdpLines.length; ++i) {
+      if (!found_section) {
+        if (sdpLines[i].startsWith('m=' + section)) {
+          found_section = true;
+        }
+        continue;
+      } else {
+        if (sdpLines[i].startsWith('m=')) {
+          // end of section
+          break;
+        }
+      }
+
+      if (sdpLines[i] === 'a=extmap-allow-mixed') {
+        extmapAllowMixed = true;
+      }
+      let result = sdpLines[i].match(extmap);
+      if (result && result.length === 2) {
+        if (maxId == undefined || result[1] > maxId) {
+          maxId = parseInt(result[1]);
+          maxIdLine = i;
+        }
+      }
+    }
+
+    if (maxId == 14 && !extmapAllowMixed) {
+      // Reaching the limit of one byte header extension. Adding two byte header
+      // extension support.
+      sdpLines.splice(maxIdLine + 1, 0, 'a=extmap-allow-mixed');
+    }
+    if (maxIdLine !== undefined) {
+      sdpLines.splice(maxIdLine + 1, 0,
+                      'a=extmap:' + (maxId + 1).toString() + ' ' + uri);
+    }
+  }
+  return sdpLines.join('\r\n');
+}
+
+// TODO(crbug.com/1051821): Use RTP header extension API instead of munging
+// when the RTP header extension API is implemented.
+async function addAbsCaptureTimeAndExchangeOffer(caller, callee) {
+  let offer = await caller.createOffer();
+
+  // Absolute capture time header extension may not be offered by default,
+  // in such case, munge the SDP.
+  offer.sdp = addHeaderExtensionToSdp(offer.sdp, kAbsCaptureTime);
+
+  await caller.setLocalDescription(offer);
+  return callee.setRemoteDescription(offer);
+}
+
+// TODO(crbug.com/1051821): Use RTP header extension API instead of munging
+// when the RTP header extension API is implemented.
+async function checkAbsCaptureTimeAndExchangeAnswer(caller, callee,
+                                                    absCaptureTimeAnswered) {
+  let answer = await callee.createAnswer();
+
+  const extmap = new RegExp('a=extmap:\\d+ ' + kAbsCaptureTime + '\r\n', 'g');
+  if (answer.sdp.match(extmap) == null) {
+    // We expect that absolute capture time RTP header extension is answered.
+    // But if not, there is no need to proceed with the test.
+    assert_precondition(!absCaptureTimeAnswered, 'Absolute capture time RTP ' +
+        'header extension is not answered');
+  } else {
+    if (!absCaptureTimeAnswered) {
+      // We expect that absolute capture time RTP header extension is not
+      // answered, but it is, then we munge the answer to remove it.
+      answer.sdp = answer.sdp.replace(extmap, '');
+    }
+  }
+
+  await callee.setLocalDescription(answer);
+  return caller.setRemoteDescription(answer);
+}
+
+async function exchangeOfferAndListenToOntrack(t, caller, callee,
+                                               absCaptureTimeOffered) {
+  const ontrackPromise = addEventListenerPromise(t, callee, 'track');
+  // Absolute capture time header extension is expected not offered by default,
+  // and thus munging is needed to enable it.
+  await absCaptureTimeOffered
+      ? addAbsCaptureTimeAndExchangeOffer(caller, callee)
+      : exchangeOffer(caller, callee);
+  return ontrackPromise;
+}
+
+async function initiateSingleTrackCall(t, cap, absCaptureTimeOffered,
+                                       absCaptureTimeAnswered) {
+  const caller = new RTCPeerConnection();
+  t.add_cleanup(() => caller.close());
+  const callee = new RTCPeerConnection();
+  t.add_cleanup(() => callee.close());
+
+  const stream = await getNoiseStream(cap);
+  stream.getTracks().forEach(track => {
+    caller.addTrack(track, stream);
+    t.add_cleanup(() => track.stop());
+  });
+
+  // TODO(crbug.com/988432): `getSynchronizationSources() on the audio side
+  // needs a hardware sink for the returned dictionary entries to get updated.
+  const remoteVideo = document.getElementById('remote');
+
+  callee.ontrack = e => {
+    remoteVideo.srcObject = e.streams[0];
+  }
+
+  exchangeIceCandidates(caller, callee);
+
+  await exchangeOfferAndListenToOntrack(t, caller, callee,
+                                        absCaptureTimeOffered);
+
+  // Exchange answer and check whether the absolute capture time RTP header
+  // extension is answered.
+  await checkAbsCaptureTimeAndExchangeAnswer(caller, callee,
+                                             absCaptureTimeAnswered);
+
+  return [caller, callee];
+}
+
+function listenForCaptureTimestamp(t, receiver) {
+  return new Promise((resolve) => {
+    function listen() {
+      const ssrcs = receiver.getSynchronizationSources();
+      assert_true(ssrcs != undefined);
+      if (ssrcs.length > 0) {
+        assert_equals(ssrcs.length, 1);
+        if (ssrcs[0].captureTimestamp != undefined) {
+          resolve(ssrcs[0].captureTimestamp);
+          return;
+        }
+      }
+      t.step_timeout(listen, 0);
+    };
+    listen();
+  });
+}
+
+// This test only passes if the implementation is sending the absolute capture
+// timestamp header extension.
+for (const kind of ['audio', 'video']) {
+  promise_test(async t => {
+    const [caller, callee] = await initiateSingleTrackCall(
+        t, {[kind]: true}, false, false);
+    const receiver = callee.getReceivers()[0];
+
+    for (const ssrc of await listenForSSRCs(t, receiver)) {
+      assert_equals(typeof ssrc.captureTimestamp, 'undefined');
+    }
+  }, '[' + kind + '] getSynchronizationSources() should not contain ' +
+      'captureTimestamp if absolute capture time RTP header extension is not ' +
+      'offered');
+
+  promise_test(async t => {
+    const [caller, callee] = await initiateSingleTrackCall(
+        t, {[kind]: true}, false, false);
+    const receiver = callee.getReceivers()[0];
+
+    for (const ssrc of await listenForSSRCs(t, receiver)) {
+      assert_equals(typeof ssrc.captureTimestamp, 'undefined');
+    }
+  }, '[' + kind + '] getSynchronizationSources() should not contain ' +
+      'captureTimestamp if absolute capture time RTP header extension is ' +
+      'offered, but not answered');
+
+  promise_test(async t => {
+    const [caller, callee] = await initiateSingleTrackCall(
+        t, {[kind]: true}, true, true);
+    const receiver = callee.getReceivers()[0];
+    await listenForCaptureTimestamp(t, receiver);
+  }, '[' + kind + '] getSynchronizationSources() should contain ' +
+      'captureTimestamp if absolute capture time RTP header extension is ' +
+      'negotiated');
+}
+
+promise_test(async t => {
+  const [caller, callee] = await initiateSingleTrackCall(
+      t, {audio: true, video: true}, true, true);
+  const receivers = callee.getReceivers();
+  assert_equals(receivers.length, 2);
+
+  let captureTimestamps = [undefined, undefined];
+  const t0 = performance.now();
+  for (let i = 0; i < 2; ++i) {
+    captureTimestamps[i] = await listenForCaptureTimestamp(t, receivers[i]);
+  }
+  const t1 = performance.now();
+  assert_less_than(Math.abs(captureTimestamps[0] - captureTimestamps[1]),
+                   t1 - t0);
+}, 'Audio and video RTCRtpSynchronizationSource.captureTimestamp are ' +
+   'comparable');
+
+</script>
diff --git a/tests/wpt/webgl/meta/conformance2/transform_feedback/two-unreferenced-varyings.html.ini b/tests/wpt/webgl/meta/conformance2/transform_feedback/two-unreferenced-varyings.html.ini
index 5f49624e268..3c012115e0a 100644
--- a/tests/wpt/webgl/meta/conformance2/transform_feedback/two-unreferenced-varyings.html.ini
+++ b/tests/wpt/webgl/meta/conformance2/transform_feedback/two-unreferenced-varyings.html.ini
@@ -1,4 +1,5 @@
 [two-unreferenced-varyings.html]
+  expected: TIMEOUT
   [WebGL test #2: getError expected: NO_ERROR. Was INVALID_OPERATION : Draw with transform feedback should succeed]
     expected: FAIL