Add m-esr52 at 52.6.0

90 files changed, 774 insertions, 0 deletions

diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/event_timeupdate.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/event_timeupdate.html.ini
new file mode 100644
index 000000000..4ad5861e9
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/event_timeupdate.html.ini
@@ -0,0 +1,10 @@
+[event_timeupdate.html]
+  type: testharness
+  expected:
+    if debug and (os == "mac") and (version == "OS X 10.6.8") and (processor == "x86_64") and (bits == 64): TIMEOUT
+    if not debug and (os == "mac") and (version == "OS X 10.6.8") and (processor == "x86_64") and (bits == 64): TIMEOUT
+  [setting src attribute on a sufficiently long autoplay audio should trigger timeupdate event]
+    expected:
+      if debug and (os == "mac") and (version == "OS X 10.6.8") and (processor == "x86_64") and (bits == 64): NOTRUN
+      if not debug and (os == "mac") and (version == "OS X 10.6.8") and (processor == "x86_64") and (bits == 64): NOTRUN
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/historical.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/historical.html.ini
new file mode 100644
index 000000000..14d934105
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/historical.html.ini
@@ -0,0 +1,5 @@
+[historical.html]
+  type: testharness
+  [source.media should not be supported]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/interfaces/HTMLElement/HTMLTrackElement/src.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/interfaces/HTMLElement/HTMLTrackElement/src.html.ini
new file mode 100644
index 000000000..f4f325afa
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/interfaces/HTMLElement/HTMLTrackElement/src.html.ini
@@ -0,0 +1,11 @@
+[src.html]
+  type: testharness
+  [HTMLTrackElement.src empty string in IDL attribute]
+    expected: FAIL
+
+  [HTMLTrackElement.src foo\\u0000bar in content attribute]
+    expected: FAIL
+
+  [HTMLTrackElement.src assigning foo\\u0000bar to IDL attribute]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/interfaces/TrackEvent/constructor.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/interfaces/TrackEvent/constructor.html.ini
new file mode 100644
index 000000000..a3d337d75
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/interfaces/TrackEvent/constructor.html.ini
@@ -0,0 +1,5 @@
+[constructor.html]
+  type: testharness
+  [TrackEvent constructor, two args]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-insert-before.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-insert-before.html.ini
new file mode 100644
index 000000000..76c0a3360
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-insert-before.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-candidate-insert-before.html]
+  type: testharness
+  [inserting another source before the candidate]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-moved.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-moved.html.ini
new file mode 100644
index 000000000..6a60a1377
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-moved.html.ini
@@ -0,0 +1,7 @@
+[resource-selection-candidate-moved.html]
+  type: testharness
+  disabled:
+    if debug: unstable
+  [moving the candidate source]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-remove-addEventListener.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-remove-addEventListener.html.ini
new file mode 100644
index 000000000..48bc50031
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-remove-addEventListener.html.ini
@@ -0,0 +1,6 @@
+[resource-selection-candidate-remove-addEventListener.html]
+  type: testharness
+  expected: TIMEOUT
+  [removing the candidate source, addEventListener]
+    expected: TIMEOUT
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-remove-onerror.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-remove-onerror.html.ini
new file mode 100644
index 000000000..b7ed7bf7e
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-candidate-remove-onerror.html.ini
@@ -0,0 +1,6 @@
+[resource-selection-candidate-remove-onerror.html]
+  type: testharness
+  expected: TIMEOUT
+  [removing the candidate source, onerror]
+    expected: TIMEOUT
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-audio-constructor.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-audio-constructor.html.ini
new file mode 100644
index 000000000..59edc405c
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-audio-constructor.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-audio-constructor.html]
+  type: testharness
+  [invoking resource selection with new Audio(src)]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-in-sync-event.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-in-sync-event.html.ini
new file mode 100644
index 000000000..e40c13964
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-in-sync-event.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-in-sync-event.html]
+  type: testharness
+  [await a stable state and sync event handlers]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-insert-source-networkState.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-insert-source-networkState.html.ini
new file mode 100644
index 000000000..ae97c2619
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-insert-source-networkState.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-insert-source-networkState.html]
+  type: testharness
+  [NOT invoking resource selection by inserting <source> when networkState is not NETWORK_EMPTY]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-insert-source-not-in-document.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-insert-source-not-in-document.html.ini
new file mode 100644
index 000000000..d6c3a5c99
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-insert-source-not-in-document.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-insert-source-not-in-document.html]
+  type: testharness
+  [invoking resource selection by inserting <source> in video not in a document]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-insert-source.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-insert-source.html.ini
new file mode 100644
index 000000000..e7fd87a4a
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-insert-source.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-insert-source.html]
+  type: testharness
+  [invoking resource selection by inserting <source>]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-load.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-load.html.ini
new file mode 100644
index 000000000..f27a8b88e
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-load.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-load.html]
+  type: testharness
+  [invoking resource selection with load()]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-pause.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-pause.html.ini
new file mode 100644
index 000000000..778a31e4f
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-pause.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-pause.html]
+  type: testharness
+  [invoking resource selection with pause()]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-play.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-play.html.ini
new file mode 100644
index 000000000..e01810171
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-play.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-play.html]
+  type: testharness
+  [invoking resource selection with play()]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-set-src-not-in-document.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-set-src-not-in-document.html.ini
new file mode 100644
index 000000000..b4b13f4b4
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-set-src-not-in-document.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-set-src-not-in-document.html]
+  type: testharness
+  [invoking load by setting src on video not in a document]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-set-src.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-set-src.html.ini
new file mode 100644
index 000000000..7ee9523c4
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-set-src.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-invoke-set-src.html]
+  type: testharness
+  [invoking load by setting src]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-pointer-insert-source.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-pointer-insert-source.html.ini
new file mode 100644
index 000000000..667ad9b11
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-pointer-insert-source.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-pointer-insert-source.html]
+  type: testharness
+  [pointer updates (adding source elements)]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-pointer-remove-source.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-pointer-remove-source.html.ini
new file mode 100644
index 000000000..c10e6d7d0
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-pointer-remove-source.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-pointer-remove-source.html]
+  type: testharness
+  [pointer updates (removing source elements)]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-remove-source.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-remove-source.html.ini
new file mode 100644
index 000000000..d827b0ad6
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-remove-source.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-remove-source.html]
+  type: testharness
+  [Changes to networkState when inserting and removing a <source>]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-remove-src.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-remove-src.html.ini
new file mode 100644
index 000000000..1e560e440
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-remove-src.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-remove-src.html]
+  type: testharness
+  [invoking resource selection by setting src; await stable state]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-source-media.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-source-media.html.ini
new file mode 100644
index 000000000..6ebcc0799
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-source-media.html.ini
@@ -0,0 +1,5 @@
+[resource-selection-source-media.html]
+  type: testharness
+  [the <source> media attribute has no effect]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/mime-types/canPlayType.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/mime-types/canPlayType.html.ini
new file mode 100644
index 000000000..477a04e54
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/mime-types/canPlayType.html.ini
@@ -0,0 +1,57 @@
+[canPlayType.html]
+  type: testharness
+  [audio/mp4 (optional)]
+    expected:
+      if not debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+      if debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+
+  [audio/mp4; codecs="mp4a.40.2" (optional)]
+    expected:
+      if not debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+      if debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+
+  [video/3gpp (optional)]
+    expected: FAIL
+
+  [video/3gpp; codecs="samr" (optional)]
+    expected: FAIL
+
+  [video/3gpp; codecs="mp4v.20.8" (optional)]
+    expected: FAIL
+
+  [video/mp4 (optional)]
+    expected:
+      if not debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+      if debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+
+  [video/mp4; codecs="mp4a.40.2" (optional)]
+    expected:
+      if not debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+      if debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+
+  [video/mp4; codecs="avc1.42E01E" (optional)]
+    expected:
+      if not debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+      if debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+
+  [video/mp4; codecs="avc1.4D401E" (optional)]
+    expected:
+      if not debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+      if debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+
+  [video/mp4; codecs="avc1.58A01E" (optional)]
+    expected:
+      if not debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+      if debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+
+  [video/mp4; codecs="avc1.64001E" (optional)]
+    expected:
+      if not debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+      if debug and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
+
+  [video/mp4; codecs="mp4v.20.8" (optional)]
+    expected: FAIL
+
+  [video/mp4; codecs="mp4v.20.240" (optional)]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/offsets-into-the-media-resource/currentTime.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/offsets-into-the-media-resource/currentTime.html.ini
new file mode 100644
index 000000000..9e60b5422
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/offsets-into-the-media-resource/currentTime.html.ini
@@ -0,0 +1,5 @@
+[currentTime.html]
+  type: testharness
+  [setting currentTime with a media controller present]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/playing-the-media-resource/pause-remove-from-document-networkState.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/playing-the-media-resource/pause-remove-from-document-networkState.html.ini
new file mode 100644
index 000000000..806dc781b
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/playing-the-media-resource/pause-remove-from-document-networkState.html.ini
@@ -0,0 +1,6 @@
+[pause-remove-from-document-networkState.html]
+  type: testharness
+  expected: TIMEOUT
+  [paused state when removing from a document when networkState is NETWORK_EMPTY]
+    expected: TIMEOUT
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/playing-the-media-resource/play-in-detached-document.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/playing-the-media-resource/play-in-detached-document.html.ini
new file mode 100644
index 000000000..4e5368e23
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/playing-the-media-resource/play-in-detached-document.html.ini
@@ -0,0 +1,6 @@
+[play-in-detached-document.html]
+  type: testharness
+  expected: TIMEOUT
+  [play() in detached document]
+    expected: TIMEOUT
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/009.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/009.html.ini
new file mode 100644
index 000000000..ae1ef6842
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/009.html.ini
@@ -0,0 +1,5 @@
+[009.html]
+  type: testharness
+  [track CORS: No CORS, not same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/010.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/010.html.ini
new file mode 100644
index 000000000..6b2ec4622
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/010.html.ini
@@ -0,0 +1,5 @@
+[010.html]
+  type: testharness
+  [track CORS: Anonymous, not same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/011.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/011.html.ini
new file mode 100644
index 000000000..5fdf9424c
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/011.html.ini
@@ -0,0 +1,5 @@
+[011.html]
+  type: testharness
+  [track CORS: Anonymous, not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/012.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/012.html.ini
new file mode 100644
index 000000000..cbcb7b947
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/012.html.ini
@@ -0,0 +1,5 @@
+[012.html]
+  type: testharness
+  [track CORS: Use Credentials, not same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/013.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/013.html.ini
new file mode 100644
index 000000000..3b673f37a
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/013.html.ini
@@ -0,0 +1,5 @@
+[013.html]
+  type: testharness
+  [track CORS: Use Credentials, not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/014.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/014.html.ini
new file mode 100644
index 000000000..1435c0c47
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/014.html.ini
@@ -0,0 +1,5 @@
+[014.html]
+  type: testharness
+  [track CORS: No CORS, same-origin, no headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/015.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/015.html.ini
new file mode 100644
index 000000000..e4d2fe195
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/015.html.ini
@@ -0,0 +1,5 @@
+[015.html]
+  type: testharness
+  [track CORS: No CORS, same-origin, with headers, redirects to same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/016.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/016.html.ini
new file mode 100644
index 000000000..c62a1bc04
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/016.html.ini
@@ -0,0 +1,5 @@
+[016.html]
+  type: testharness
+  [track CORS: Anonymous, same-origin, no headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/017.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/017.html.ini
new file mode 100644
index 000000000..33d169cca
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/017.html.ini
@@ -0,0 +1,5 @@
+[017.html]
+  type: testharness
+  [track CORS: Anonymous, same-origin, no headers, redirects to same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/018.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/018.html.ini
new file mode 100644
index 000000000..b95751bce
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/018.html.ini
@@ -0,0 +1,5 @@
+[018.html]
+  type: testharness
+  [track CORS: Use Credentials, same-origin, no headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/019.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/019.html.ini
new file mode 100644
index 000000000..af92881fa
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/019.html.ini
@@ -0,0 +1,5 @@
+[019.html]
+  type: testharness
+  [track CORS: Use Credentials, same-origin, with headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/020.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/020.html.ini
new file mode 100644
index 000000000..50527f49b
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/020.html.ini
@@ -0,0 +1,5 @@
+[020.html]
+  type: testharness
+  [track CORS: Anonymous, not same-origin, no headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/021.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/021.html.ini
new file mode 100644
index 000000000..666188c2d
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/021.html.ini
@@ -0,0 +1,5 @@
+[021.html]
+  type: testharness
+  [track CORS: Anonymous, not same-origin, with headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/022.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/022.html.ini
new file mode 100644
index 000000000..7bce0bf0e
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/022.html.ini
@@ -0,0 +1,5 @@
+[022.html]
+  type: testharness
+  [track CORS: Anonymous, not same-origin, with headers, redirects to same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/023.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/023.html.ini
new file mode 100644
index 000000000..07d0a4972
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/023.html.ini
@@ -0,0 +1,5 @@
+[023.html]
+  type: testharness
+  [track CORS: Use Credentials, not same-origin, no headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/024.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/024.html.ini
new file mode 100644
index 000000000..16f08535f
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/024.html.ini
@@ -0,0 +1,5 @@
+[024.html]
+  type: testharness
+  [track CORS: Use Credentials, not same-origin, with headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/025.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/025.html.ini
new file mode 100644
index 000000000..9f006dac0
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/025.html.ini
@@ -0,0 +1,5 @@
+[025.html]
+  type: testharness
+  [track CORS: Use Credentials, not same-origin, with headers, redirects to same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/026.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/026.html.ini
new file mode 100644
index 000000000..654111e6e
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/026.html.ini
@@ -0,0 +1,5 @@
+[026.html]
+  type: testharness
+  [track CORS: No CORS, same-origin, with headers, redirects to not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/027.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/027.html.ini
new file mode 100644
index 000000000..c11d889ae
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/027.html.ini
@@ -0,0 +1,5 @@
+[027.html]
+  type: testharness
+  [track CORS: Anonymous, same-origin, no headers, redirects to not same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/028.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/028.html.ini
new file mode 100644
index 000000000..a4a2f414d
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/028.html.ini
@@ -0,0 +1,5 @@
+[028.html]
+  type: testharness
+  [track CORS: Anonymous, same-origin, with headers, redirects to not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/029.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/029.html.ini
new file mode 100644
index 000000000..959da74be
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/029.html.ini
@@ -0,0 +1,5 @@
+[029.html]
+  type: testharness
+  [track CORS: Use Credentials, same-origin, no headers, redirects to not same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/030.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/030.html.ini
new file mode 100644
index 000000000..dd770dbbd
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/030.html.ini
@@ -0,0 +1,5 @@
+[030.html]
+  type: testharness
+  [track CORS: Use Credentials, same-origin, with headers, redirects to not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/031.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/031.html.ini
new file mode 100644
index 000000000..564e86d46
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/031.html.ini
@@ -0,0 +1,5 @@
+[031.html]
+  type: testharness
+  [track CORS: Anonymous, not same-origin, no headers, redirects to not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/032.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/032.html.ini
new file mode 100644
index 000000000..95ed8676f
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/032.html.ini
@@ -0,0 +1,5 @@
+[032.html]
+  type: testharness
+  [track CORS: Anonymous, not same-origin, with headers, redirects to not same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/033.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/033.html.ini
new file mode 100644
index 000000000..bd83f722f
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/033.html.ini
@@ -0,0 +1,5 @@
+[033.html]
+  type: testharness
+  [track CORS: Anonymous, not same-origin, with headers, redirects to not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/034.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/034.html.ini
new file mode 100644
index 000000000..33c832bb4
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/034.html.ini
@@ -0,0 +1,5 @@
+[034.html]
+  type: testharness
+  [track CORS: Use Credentials, not same-origin, no headers, redirects to not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/035.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/035.html.ini
new file mode 100644
index 000000000..f08c7bb45
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/035.html.ini
@@ -0,0 +1,5 @@
+[035.html]
+  type: testharness
+  [track CORS: Use Credentials, not same-origin, with headers, redirects to not same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/036.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/036.html.ini
new file mode 100644
index 000000000..b0d411ad1
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/036.html.ini
@@ -0,0 +1,5 @@
+[036.html]
+  type: testharness
+  [track CORS: Use Credentials, not same-origin, with headers, redirects to not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/037.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/037.html.ini
new file mode 100644
index 000000000..226a94f72
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/037.html.ini
@@ -0,0 +1,5 @@
+[037.html]
+  type: testharness
+  [track CORS: Anonymous, same-origin, no headers, redirects to not same-origin, no headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/038.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/038.html.ini
new file mode 100644
index 000000000..b8f4d1c98
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/038.html.ini
@@ -0,0 +1,5 @@
+[038.html]
+  type: testharness
+  [track CORS: Anonymous, same-origin, with headers, redirects to not same-origin, with headers, redirects to same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/039.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/039.html.ini
new file mode 100644
index 000000000..859b0f305
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/039.html.ini
@@ -0,0 +1,5 @@
+[039.html]
+  type: testharness
+  [track CORS: Anonymous, same-origin, no headers, redirects to not same-origin, with headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/040.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/040.html.ini
new file mode 100644
index 000000000..ba5776c6f
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/040.html.ini
@@ -0,0 +1,5 @@
+[040.html]
+  type: testharness
+  [track CORS: Use Credentials, same-origin, no headers, redirects to not same-origin, no headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/041.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/041.html.ini
new file mode 100644
index 000000000..1ccd7da64
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/041.html.ini
@@ -0,0 +1,5 @@
+[041.html]
+  type: testharness
+  [track CORS: Use Credentials, same-origin, with headers, redirects to not same-origin, with headers, redirects to same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/042.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/042.html.ini
new file mode 100644
index 000000000..2611d2719
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/042.html.ini
@@ -0,0 +1,5 @@
+[042.html]
+  type: testharness
+  [track CORS: Use Credentials, same-origin, no headers, redirects to not same-origin, with headers, redirects to same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/043.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/043.html.ini
new file mode 100644
index 000000000..5b77f8f4e
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/043.html.ini
@@ -0,0 +1,5 @@
+[043.html]
+  type: testharness
+  [track CORS: Anonymous, same-origin, no headers, redirects to same-origin, no headers, redirects to not same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/044.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/044.html.ini
new file mode 100644
index 000000000..41ada5e75
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/044.html.ini
@@ -0,0 +1,5 @@
+[044.html]
+  type: testharness
+  [track CORS: Anonymous, same-origin, no headers, redirects to same-origin, no headers, redirects to not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/045.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/045.html.ini
new file mode 100644
index 000000000..36b0b470c
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/045.html.ini
@@ -0,0 +1,5 @@
+[045.html]
+  type: testharness
+  [track CORS: Use Credentials, same-origin, no headers, redirects to same-origin, no headers, redirects to not same-origin, no headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/046.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/046.html.ini
new file mode 100644
index 000000000..5913e79d8
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/cors/046.html.ini
@@ -0,0 +1,5 @@
+[046.html]
+  type: testharness
+  [track CORS: Use Credentials, same-origin, no headers, redirects to same-origin, no headers, redirects to not same-origin, with headers]
+    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1337242
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/src-clear-cues.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/src-clear-cues.html.ini
new file mode 100644
index 000000000..7783520a1
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/track/track-element/src-clear-cues.html.ini
@@ -0,0 +1,11 @@
+[src-clear-cues.html]
+  type: testharness
+  [track element changing "track URL" and clearing cues, set mode, add cue, set src]
+    expected: FAIL
+
+  [track element changing "track URL" and clearing cues, set mode, set src, add cue, change src]
+    expected: FAIL
+
+  [track element changing "track URL" and clearing cues, set mode, add cue, change mode to disabled, set src]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/video_008.htm.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/video_008.htm.ini
new file mode 100644
index 000000000..b0fec2300
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/video_008.htm.ini
@@ -0,0 +1,5 @@
+[video_008.htm]
+  type: testharness
+  [HTML5 Media Elements: 'media' attribute]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/media-elements/video_loop_base.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/video_loop_base.html.ini
new file mode 100644
index 000000000..009282264
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/media-elements/video_loop_base.html.ini
@@ -0,0 +1,4 @@
+[video_loop_base.html]
+  type: testharness
+  disabled:
+    if (os == "win") and (version == "5.1.2600"): https://bugzilla.mozilla.org/show_bug.cgi?id=1090547
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-area-element/area-coords.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-area-element/area-coords.html.ini
new file mode 100644
index 000000000..a80f59adb
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-area-element/area-coords.html.ini
@@ -0,0 +1,68 @@
+[area-coords.html]
+  type: testharness
+  [COMMA: "2,2,10,10" (rect)]
+    expected: FAIL
+
+  [SEMICOLON: "2;2;10;10" (rect)]
+    expected: FAIL
+
+  [SPACE: "2 2 10 10" (rect)]
+    expected: FAIL
+
+  [TAB: "2\\t2\\t10\\t10" (rect)]
+    expected: FAIL
+
+  [FORM FEED: "2\\f2\\f10\\f10" (rect)]
+    expected: FAIL
+
+  [LINE FEED: "2\\n2\\n10\\n10" (rect)]
+    expected: FAIL
+
+  [CARRIGAGE RETURN: "2\\r2\\r10\\r10" (rect)]
+    expected: FAIL
+
+  [abc between numbers: "2a2b20c20,2,10,10" (rect)]
+    expected: FAIL
+
+  [COLON between numbers: "2:2:20:20,2,10,10" (rect)]
+    expected: FAIL
+
+  [U+0000 between numbers: "2\\02\\020\\020,2,10,10" (rect)]
+    expected: FAIL
+
+  [leading COMMA: ",2,2,10,10" (rect)]
+    expected: FAIL
+
+  [leading SPACE: " 2,2,10,10" (rect)]
+    expected: FAIL
+
+  [leading SEMICOLON: ";2,2,10,10" (rect)]
+    expected: FAIL
+
+  [PERCENT: "2%,2%,10%,10%" (rect)]
+    expected: FAIL
+
+  [CSS units: "2in,2in,10cm,10cm" (rect)]
+    expected: FAIL
+
+  [float: "1.4,1.4,10,10" (rect)]
+    expected: FAIL
+
+  [number starting with PERIOD: ".4,.4,10,10" (rect)]
+    expected: FAIL
+
+  [sci-not: "2,2,1e1,1e1" (rect)]
+    expected: FAIL
+
+  [leading/trailing garbage: "='2,2,10,10' " (rect)]
+    expected: FAIL
+
+  [non-ascii garbage: "“2,2,10,10\\"" (rect)]
+    expected: FAIL
+
+  [several consecutive separators: ",,2;,;2,;,10 \\t\\r\\n10;;" (rect)]
+    expected: FAIL
+
+  [one too many numbers, trailing COMMA: "100,100,120,100,100,120,300," (poly)]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-area-element/area-processing.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-area-element/area-processing.html.ini
new file mode 100644
index 000000000..46ba4b5a3
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-area-element/area-processing.html.ini
@@ -0,0 +1,23 @@
+[area-processing.html]
+  type: testharness
+  [negative: "-10,-10,10,10" (rect)]
+    expected: FAIL
+
+  [first > third: "10,2,2,10" (rect)]
+    expected: FAIL
+
+  [second > fourth: "2,10,10,2" (rect)]
+    expected: FAIL
+
+  [first > third, second > fourth: "10,10,2,2" (rect)]
+    expected: FAIL
+
+  [negative: "-10,-10,-10,-10" (default)]
+    expected: FAIL
+
+  [one too many numbers: "100,100,120,100,100,120,300" (poly)]
+    expected: FAIL
+
+  [even-odd rule: "100,100,200,100,100,200,150,50,200,200" (poly)]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-area-element/area-shape.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-area-element/area-shape.html.ini
new file mode 100644
index 000000000..8ff5ca24f
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-area-element/area-shape.html.ini
@@ -0,0 +1,41 @@
+[area-shape.html]
+  type: testharness
+  [missing value default: "2,2,10,10" (null)]
+    expected: FAIL
+
+  [invalid value default: "2,2,10,10" (foobar invalid)]
+    expected: FAIL
+
+  [invalid value default: "2,2,10,10" ()]
+    expected: FAIL
+
+  [empty string: "" (default)]
+    expected: FAIL
+
+  [omitted coords: null (DEFAULT)]
+    expected: FAIL
+
+  [simple: "20,40,10" (circle)]
+    expected: FAIL
+
+  [simple: "20,40,10" (circ)]
+    expected: FAIL
+
+  [simple: "20,40,10" (CIRCLE)]
+    expected: FAIL
+
+  [simple: "20,40,10" (CIRC)]
+    expected: FAIL
+
+  [simple: "100,100,120,100,100,120" (poly)]
+    expected: FAIL
+
+  [simple: "100,100,120,100,100,120" (polygon)]
+    expected: FAIL
+
+  [simple: "2,2,10,10" (rect)]
+    expected: FAIL
+
+  [simple: "2,2,10,10" (rectangle)]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-audio-element/audio_constructor.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-audio-element/audio_constructor.html.ini
new file mode 100644
index 000000000..ee55279b7
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-audio-element/audio_constructor.html.ini
@@ -0,0 +1,20 @@
+[audio_constructor.html]
+  type: testharness
+  [No arguments, without new]
+    expected: FAIL
+
+  [Empty string argument, without new]
+    expected: FAIL
+
+  [Non-empty string argument, without new]
+    expected: FAIL
+
+  [Null argument, without new]
+    expected: FAIL
+
+  [Undefined argument, without new]
+    expected: FAIL
+
+  [Extra argument, without new]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/historical.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/historical.html.ini
new file mode 100644
index 000000000..20f269a7d
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/historical.html.ini
@@ -0,0 +1,5 @@
+[historical.html]
+  type: testharness
+  [ImageBitmapRenderingContext support for transferImageBitmap]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.canvas.fillStyle.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.canvas.fillStyle.html.ini
new file mode 100644
index 000000000..f581be8fc
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.canvas.fillStyle.html.ini
@@ -0,0 +1,5 @@
+[security.pattern.canvas.fillStyle.html]
+  type: testharness
+  [Setting fillStyle to a pattern of an unclean canvas makes the canvas origin-unclean]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.canvas.strokeStyle.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.canvas.strokeStyle.html.ini
new file mode 100644
index 000000000..eef64b7ba
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.canvas.strokeStyle.html.ini
@@ -0,0 +1,5 @@
+[security.pattern.canvas.strokeStyle.html]
+  type: testharness
+  [Setting strokeStyle to a pattern of an unclean canvas makes the canvas origin-unclean]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.image.fillStyle.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.image.fillStyle.html.ini
new file mode 100644
index 000000000..aa2a71a12
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.image.fillStyle.html.ini
@@ -0,0 +1,5 @@
+[security.pattern.image.fillStyle.html]
+  type: testharness
+  [Setting fillStyle to a pattern of a different-origin image makes the canvas origin-unclean]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.image.strokeStyle.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.image.strokeStyle.html.ini
new file mode 100644
index 000000000..662e2fcc6
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-canvas-element/security.pattern.image.strokeStyle.html.ini
@@ -0,0 +1,5 @@
+[security.pattern.image.strokeStyle.html]
+  type: testharness
+  [Setting strokeStyle to a pattern of a different-origin image makes the canvas origin-unclean]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-embed-element/embed-represent-nothing-03.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-embed-element/embed-represent-nothing-03.html.ini
new file mode 100644
index 000000000..12efc5011
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-embed-element/embed-represent-nothing-03.html.ini
@@ -0,0 +1,3 @@
+[embed-represent-nothing-03.html]
+  type: reftest
+  expected: FAIL
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-embed-element/embed-represent-nothing-04.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-embed-element/embed-represent-nothing-04.html.ini
new file mode 100644
index 000000000..506e7c7a2
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-embed-element/embed-represent-nothing-04.html.ini
@@ -0,0 +1,3 @@
+[embed-represent-nothing-04.html]
+  type: reftest
+  expected: FAIL
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-iframe-element/iframe-allowfullscreen.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-iframe-element/iframe-allowfullscreen.html.ini
new file mode 100644
index 000000000..a868a833a
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-iframe-element/iframe-allowfullscreen.html.ini
@@ -0,0 +1,3 @@
+[iframe-allowfullscreen.html]
+  type: testharness
+  prefs: [full-screen-api.unprefix.enabled:true]
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-iframe-element/iframe_javascript_url_01.htm.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-iframe-element/iframe_javascript_url_01.htm.ini
new file mode 100644
index 000000000..25da6e476
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-iframe-element/iframe_javascript_url_01.htm.ini
@@ -0,0 +1,5 @@
+[iframe_javascript_url_01.htm]
+  type: testharness
+  [javascript: URL creating a document in an about:blank iframe]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/current-pixel-density/basic.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/current-pixel-density/basic.html.ini
new file mode 100644
index 000000000..32292c722
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/current-pixel-density/basic.html.ini
@@ -0,0 +1,8 @@
+[basic.html]
+  type: testharness
+  [<img srcset="data:image/svg+xml,<svg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='-1%20-1%202%202'%20width='20'><circle%20r='1'/></svg> 2x" data-expect="10">]
+    expected: FAIL
+
+  [<img srcset="data:image/svg+xml,<svg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='-1%20-1%202%202'%20height='20'><circle%20r='1'/></svg> 2x" data-expect="10">]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/img.complete.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/img.complete.html.ini
new file mode 100644
index 000000000..2050cc849
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/img.complete.html.ini
@@ -0,0 +1,5 @@
+[img.complete.html]
+  type: testharness
+  [IDL attribute complete returns true when image resource has been fetched but not run yet & image is not in broken state]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/invalid-src.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/invalid-src.html.ini
new file mode 100644
index 000000000..0e528ed3d
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/invalid-src.html.ini
@@ -0,0 +1,6 @@
+[invalid-src.html]
+  type: testharness
+  expected: TIMEOUT
+  [src="http://also a broken url"]
+    expected: TIMEOUT
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute.html.ini
new file mode 100644
index 000000000..f90cbd58e
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute.html.ini
@@ -0,0 +1,122 @@
+[parse-a-sizes-attribute.html]
+  type: testharness
+  [<img srcset="/images/green-1x1.png?e38 50w, /images/green-16x16.png?e38 51w" sizes="(min-width:calc(0)) 1px"> ref sizes="1px" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e57 50w, /images/green-16x16.png?e57 51w" sizes="(min-width:0) or (min-width:0) 1px"> ref sizes="1px" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e58 50w, /images/green-16x16.png?e58 51w" sizes="(min-width:0) or (unknown-mf-name) 1px"> ref sizes="1px" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e59 50w, /images/green-16x16.png?e59 51w" sizes="(min-width:0) or (min-width:unknown-mf-value) 1px"> ref sizes="1px" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e60 50w, /images/green-16x16.png?e60 51w" sizes="(min-width:0) or (min-width:-1px) 1px"> ref sizes="1px" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e61 50w, /images/green-16x16.png?e61 51w" sizes="(min-width:0) or (unknown &quot;general-enclosed&quot;) 1px"> ref sizes="1px" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e62 50w, /images/green-16x16.png?e62 51w" sizes="(min-width:0) or unknown-general-enclosed(foo) 1px"> ref sizes="1px" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e106 50w, /images/green-16x16.png?e106 51w" sizes="(min-width:0) or (unknown-general-enclosed !) 1px"> ref sizes="1px" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?f48 50w, /images/green-16x16.png?f48 51w" sizes="calc(1px"> ref sizes="100vw" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?f49 50w, /images/green-16x16.png?f49 51w" sizes="(min-width:0) calc(1px"> ref sizes="100vw" (standards mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e38 50w, /images/green-16x16.png?e38 51w" sizes="(min-width:calc(0)) 1px"> ref sizes="1px" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e57 50w, /images/green-16x16.png?e57 51w" sizes="(min-width:0) or (min-width:0) 1px"> ref sizes="1px" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e58 50w, /images/green-16x16.png?e58 51w" sizes="(min-width:0) or (unknown-mf-name) 1px"> ref sizes="1px" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e59 50w, /images/green-16x16.png?e59 51w" sizes="(min-width:0) or (min-width:unknown-mf-value) 1px"> ref sizes="1px" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e60 50w, /images/green-16x16.png?e60 51w" sizes="(min-width:0) or (min-width:-1px) 1px"> ref sizes="1px" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e61 50w, /images/green-16x16.png?e61 51w" sizes="(min-width:0) or (unknown &quot;general-enclosed&quot;) 1px"> ref sizes="1px" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e62 50w, /images/green-16x16.png?e62 51w" sizes="(min-width:0) or unknown-general-enclosed(foo) 1px"> ref sizes="1px" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e106 50w, /images/green-16x16.png?e106 51w" sizes="(min-width:0) or (unknown-general-enclosed !) 1px"> ref sizes="1px" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?f48 50w, /images/green-16x16.png?f48 51w" sizes="calc(1px"> ref sizes="100vw" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?f49 50w, /images/green-16x16.png?f49 51w" sizes="(min-width:0) calc(1px"> ref sizes="100vw" (quirks mode)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e38 50w, /images/green-16x16.png?e38 51w" sizes="(min-width:calc(0)) 1px"> ref sizes="1px" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e57 50w, /images/green-16x16.png?e57 51w" sizes="(min-width:0) or (min-width:0) 1px"> ref sizes="1px" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e58 50w, /images/green-16x16.png?e58 51w" sizes="(min-width:0) or (unknown-mf-name) 1px"> ref sizes="1px" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e59 50w, /images/green-16x16.png?e59 51w" sizes="(min-width:0) or (min-width:unknown-mf-value) 1px"> ref sizes="1px" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e60 50w, /images/green-16x16.png?e60 51w" sizes="(min-width:0) or (min-width:-1px) 1px"> ref sizes="1px" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e61 50w, /images/green-16x16.png?e61 51w" sizes="(min-width:0) or (unknown &quot;general-enclosed&quot;) 1px"> ref sizes="1px" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e62 50w, /images/green-16x16.png?e62 51w" sizes="(min-width:0) or unknown-general-enclosed(foo) 1px"> ref sizes="1px" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e106 50w, /images/green-16x16.png?e106 51w" sizes="(min-width:0) or (unknown-general-enclosed !) 1px"> ref sizes="1px" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?f48 50w, /images/green-16x16.png?f48 51w" sizes="calc(1px"> ref sizes="100vw" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?f49 50w, /images/green-16x16.png?f49 51w" sizes="(min-width:0) calc(1px"> ref sizes="100vw" (display:none)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e38 50w, /images/green-16x16.png?e38 51w" sizes="(min-width:calc(0)) 1px"> ref sizes="1px" (width:1000px)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e57 50w, /images/green-16x16.png?e57 51w" sizes="(min-width:0) or (min-width:0) 1px"> ref sizes="1px" (width:1000px)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e58 50w, /images/green-16x16.png?e58 51w" sizes="(min-width:0) or (unknown-mf-name) 1px"> ref sizes="1px" (width:1000px)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e59 50w, /images/green-16x16.png?e59 51w" sizes="(min-width:0) or (min-width:unknown-mf-value) 1px"> ref sizes="1px" (width:1000px)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e60 50w, /images/green-16x16.png?e60 51w" sizes="(min-width:0) or (min-width:-1px) 1px"> ref sizes="1px" (width:1000px)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e61 50w, /images/green-16x16.png?e61 51w" sizes="(min-width:0) or (unknown &quot;general-enclosed&quot;) 1px"> ref sizes="1px" (width:1000px)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e62 50w, /images/green-16x16.png?e62 51w" sizes="(min-width:0) or unknown-general-enclosed(foo) 1px"> ref sizes="1px" (width:1000px)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?e106 50w, /images/green-16x16.png?e106 51w" sizes="(min-width:0) or (unknown-general-enclosed !) 1px"> ref sizes="1px" (width:1000px)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?f48 50w, /images/green-16x16.png?f48 51w" sizes="calc(1px"> ref sizes="100vw" (width:1000px)]
+    expected: FAIL
+
+  [<img srcset="/images/green-1x1.png?f49 50w, /images/green-16x16.png?f49 51w" sizes="(min-width:0) calc(1px"> ref sizes="100vw" (width:1000px)]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/update-the-image-data/fail-to-resolve.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/update-the-image-data/fail-to-resolve.html.ini
new file mode 100644
index 000000000..78e834895
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-img-element/update-the-image-data/fail-to-resolve.html.ini
@@ -0,0 +1,14 @@
+[fail-to-resolve.html]
+  type: testharness
+  [<img src="//[">]
+    expected: FAIL
+
+  [<img srcset="//[">]
+    expected: FAIL
+
+  [<img srcset="//[" src="/images/red.png">]
+    expected: FAIL
+
+  [<img srcset="//[, /images/red.png">]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-object-element/object-attributes.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-object-element/object-attributes.html.ini
new file mode 100644
index 000000000..2e6f47dff
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-object-element/object-attributes.html.ini
@@ -0,0 +1,5 @@
+[object-attributes.html]
+  type: testharness
+  [object.contentWindow]
+    expected: FAIL
+
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-video-element/video_content_image.htm.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-video-element/video_content_image.htm.ini
new file mode 100644
index 000000000..238fc8c55
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-video-element/video_content_image.htm.ini
@@ -0,0 +1,3 @@
+[video_content_image.htm]
+  type: reftest
+  expected: FAIL
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-video-element/video_content_text.htm.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-video-element/video_content_text.htm.ini
new file mode 100644
index 000000000..65b265674
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-video-element/video_content_text.htm.ini
@@ -0,0 +1,3 @@
+[video_content_text.htm]
+  type: reftest
+  expected: FAIL
diff --git a/testing/web-platform/meta/html/semantics/embedded-content/the-video-element/video_initially_paused.html.ini b/testing/web-platform/meta/html/semantics/embedded-content/the-video-element/video_initially_paused.html.ini
new file mode 100644
index 000000000..5fdc80d80
--- /dev/null
+++ b/testing/web-platform/meta/html/semantics/embedded-content/the-video-element/video_initially_paused.html.ini
@@ -0,0 +1,3 @@
+[video_initially_paused.html]
+  type: reftest
+  expected: FAIL