Regression: Event#stopPropagation() does not halt bubbling for webkitTransitionEnd

LayoutTests/transitions/transition-end-event-prefixed-01-expected.txt

Index: LayoutTests/transitions/transition-end-event-prefixed-01-expected.txt
diff --git a/LayoutTests/transitions/transition-end-event-prefixed-01-expected.txt b/LayoutTests/transitions/transition-end-event-prefixed-01-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..992de620146c7712b1161d2c8f17ec8974f014c9
--- /dev/null
+++ b/LayoutTests/transitions/transition-end-event-prefixed-01-expected.txt
@@ -0,0 +1,22 @@
+Test to make sure that if prefixed transition events are modified we correctly modify unprefixed events.
+
+On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
+
+
+PASS successfullyParsed is true
+
+TEST COMPLETE
+PASS transitionEventContainer.type is transitionEventBox.type
+PASS transitionEventContainer.bubbles is transitionEventBox.bubbles
+PASS transitionEventContainer.timeStamp is transitionEventBox.timeStamp
+PASS transitionEventContainer.cancelable is transitionEventBox.cancelable
+PASS transitionEventContainer.srcElement is transitionEventBox.srcElement
+PASS transitionEventContainer.returnValue is transitionEventBox.returnValue
+PASS transitionEventContainer.cancelBubble is transitionEventBox.cancelBubble
+PASS transitionEventContainer.defaultPrevented is transitionEventBox.defaultPrevented
+PASS transitionEventContainer.target is transitionEventBox.target
+PASS transitionEventContainer.currentTarget is testContainer
+PASS transitionEventContainer.pseudoElement is transitionEventBox.pseudoElement
+PASS transitionEventContainer.elapsedTime is transitionEventBox.elapsedTime
+PASS transitionEventContainer.propertyName is transitionEventBox.propertyName
+