Update web-platform-tests to revision b'5049a31d2a7eebd7bca08317e56664021a8bd36c' (#31085)

tests/wpt/meta/dom/events/webkit-transition-end-event.html.ini

@@ -1,5 +1,4 @@
 [webkit-transition-end-event.html]
-  expected: TIMEOUT
   [dispatchEvent of an transitionend event does not trigger a prefixed event handler or listener]
     expected: FAIL
 
@@ -13,25 +12,16 @@
     expected: FAIL
 
   [event types for prefixed and unprefixed transitionend event listeners should be named appropriately]
-    expected: NOTRUN
+    expected: FAIL
 
   [ontransitionend and onwebkittransitionend are not aliases]
     expected: FAIL
 
   [webkitTransitionEnd event listener should trigger for an animation]
-    expected: TIMEOUT
+    expected: FAIL
 
   [dispatchEvent of a webkitTransitionEnd event does trigger a prefixed event handler or listener]
     expected: FAIL
 
   [onwebkittransitionend event handler should not trigger if an unprefixed event handler also exists]
     expected: FAIL
-
-  [webkitTransitionEnd event listener should not trigger if an unprefixed listener also exists]
-    expected: NOTRUN
-
-  [webkitTransitionEnd event listener should not trigger if an unprefixed event handler also exists]
-    expected: NOTRUN
-
-  [webkitTransitionEnd event listener is case sensitive]
-    expected: NOTRUN

tests/wpt/meta/dom/idlharness.window.js.ini

@@ -786,3 +786,6 @@
 
   [AbortSignal interface: calling any(sequence<AbortSignal>) on new AbortController().signal with too few arguments must throw TypeError]
     expected: FAIL
+
+  [ShadowRoot interface: attribute clonable]
+    expected: FAIL

tests/wpt/meta/dom/observable/tentative/observable-event-target.window.js.ini

@@ -0,0 +1,6 @@
+[observable-event-target.window.html]
+  [EventTarget Observables can listen for events in the capturing or bubbling phase]
+    expected: FAIL
+
+  [EventTarget Observables can be 'passive']
+    expected: FAIL