CSS Transitions: Reduce time taken by transition-end-event tests

third_party/WebKit/LayoutTests/TestExpectations

 # Intentional failures to test the layout test system.
 Bug(intentional) [ Android Linux Win Mac10.10 Mac10.11 Retina ] harness-tests/crash.html [ Crash ]
 crbug.com/644303 [ Mac10.9 ] harness-tests/crash.html [ Crash Timeout ]
 Bug(intentional) harness-tests/timeout.html [ Timeout ]
 
 # ====== Oilpan-only failures from here ======
 # Most of these actually cause the tests to report success, rather than
 # failure. Expected outputs will be adjusted for the better once Oilpan
 # has been well and truly enabled always.
 
@@ skipping 728 matching lines @@
 crbug.com/248938 [ Linux ] virtual/threaded/transitions/move-after-transition.html [ Pass Timeout ]
 crbug.com/248938 virtual/threaded/transitions/start-transform-transition.html [ Pass Failure ]
 crbug.com/248938 virtual/threaded/animations/animation-iteration-event-destroy-renderer.html [ Pass Timeout ]
 crbug.com/248938 virtual/threaded/animations/transition-and-animation-3.html [ Pass Timeout ]
 crbug.com/446385 [ Win7 Debug ] http/tests/xmlhttprequest/xmlhttprequest-json-response-overflow.html [ Crash Pass Timeout ]
 crbug.com/446385 [ Win7 Debug ] virtual/mojo-loading/http/tests/xmlhttprequest/xmlhttprequest-json-response-overflow.html [ Crash Pass Timeout ]
 crbug.com/248938 virtual/threaded/transitions/interrupt-transform-transition.html [ Pass Failure ]
 crbug.com/248938 virtual/threaded/animations/dynamic-stylesheet-loading.html [ Pass Failure Timeout ]
 crbug.com/248938 virtual/threaded/transitions/change-duration-during-transition.html [ Pass Failure ]
 crbug.com/248938 virtual/threaded/transitions/transition-end-event-nested.html [ Pass Failure ]
-crbug.com/248938 [ Mac ] virtual/threaded/transitions/transition-end-event-unprefixed-01.html [ Pass Failure ]
 crbug.com/248938 virtual/threaded/animations/display-none-terminates-animation.html [ Pass Failure ]
 crbug.com/638693 virtual/threaded/animations/display-inline-style-adjust.html [ Pass Crash Failure ]
 crbug.com/421283 fast/html/marquee-scrollamount.html [ Pass Failure ]
-crbug.com/248938 [ Mac Win ] virtual/threaded/transitions/transition-end-event-transform.html [ Pass Failure ]
-crbug.com/248938 virtual/threaded/transitions/transition-end-event-multiple-03.html [ Pass Failure ]
 crbug.com/248938 virtual/threaded/transitions/transition-end-event-rendering.html [ Pass Timeout ]
 crbug.com/248938 [ Linux ] virtual/threaded/transitions/unprefixed-perspective-origin.html [ Pass Timeout ]
 crbug.com/248938 [ Mac ] virtual/threaded/transitions/interrupted-all-transition.html [ Pass Failure ]
 crbug.com/248938 virtual/threaded/animations/fill-mode-multiple-keyframes.html [ Pass Failure ]
 
 crbug.com/659123 [ Mac ] fast/css/text-overflow-ellipsis-button.html [ Pass Failure ]
 
 # TODO(oshima): Mac Android are currently not supported.
 crbug.com/567837 [ Mac Android ] virtual/scalefactor200withzoom/fast/hidpi/static [ Skip ]
 
@@ skipping 1583 matching lines @@
 # Possible duplicate of crbug.com/665577
 # crbug.com/664858 virtual/threaded/fast/scroll-behavior/overflow-scroll-animates.html [ Pass Failure ]
 # crbug.com/664858 virtual/threaded/fast/scroll-behavior/smooth-scroll/horizontal-smooth-scroll-in-rtl.html [ Pass Failure ]
 # crbug.com/664858 virtual/threaded/fast/scroll-behavior/smooth-scroll/main-thread-scrolling-reason-added.html [ Pass Failure ]
 # crbug.com/664858 virtual/threaded/fast/scroll-behavior/smooth-scroll/ongoing-smooth-scroll-anchors.html [ Pass Failure ]
 # crbug.com/664858 virtual/threaded/fast/scroll-behavior/smooth-scroll/ongoing-smooth-scroll-vertical-rl-anchors.html [ Pass Failure ]
 # crbug.com/664858 virtual/threaded/fast/scroll-behavior/smooth-scroll/scroll-during-selection.html [ Pass Failure ]
 
 crbug.com/664859 virtual/threaded/transitions/opacity-transform-transitions-inside-iframe.html [ Pass Failure ]
 crbug.com/664859 virtual/threaded/transitions/position-background-transition.html [ Pass Failure ]
-crbug.com/664859 virtual/threaded/transitions/transition-end-event-container.html [ Pass Failure ]
-crbug.com/664859 virtual/threaded/transitions/transition-end-event-multiple-02.html [ Pass Failure ]
-
-# Possible duplicate of crbug.com/248938
-# crbug.com/664859 virtual/threaded/transitions/transition-end-event-transform.html [ Pass Failure ]
-
-crbug.com/664859 virtual/threaded/transitions/transition-end-event-unprefixed-02.html [ Pass Failure ]
-crbug.com/664859 virtual/threaded/transitions/transition-end-event-window.html [ Pass Failure ]
 # ====== Random order flaky tests end here ======
 
 # ====== Begin of display:contents tests ======
 
 crbug.com/657748 imported/csswg-test/css-display-3/display-contents-dynamic-flex-001-inline.html [ Failure ]
 crbug.com/657748 imported/csswg-test/css-display-3/display-contents-dynamic-flex-001-none.html [ Failure ]
 crbug.com/657748 imported/csswg-test/css-display-3/display-contents-dynamic-flex-002-inline.html [ Failure ]
 crbug.com/657748 imported/csswg-test/css-display-3/display-contents-dynamic-flex-002-none.html [ Failure ]
 crbug.com/657748 imported/csswg-test/css-display-3/display-contents-dynamic-flex-003-inline.html [ Failure ]
 crbug.com/657748 imported/csswg-test/css-display-3/display-contents-dynamic-flex-003-none.html [ Failure ]
@@ skipping 23 matching lines @@
 # ====== End of display: contents tests ======
 
 crbug.com/676229 [ Linux ] plugins/mouse-click-plugin-clears-selection.html [ Failure Pass ]
 
 # Temporarily disable sharedarraybuffer test to land API change in v8
 crbug.com/676063 virtual/sharedarraybuffer/fast/workers/worker-sharedarraybuffer-transfer.html [ Pass Timeout ]
 
 # Flaky on Win7 (dbg)
 crbug.com/677145 [ Win7 Debug ] inspector/tracing/timeline-js/timeline-script-tag-1.html [ Pass Failure ]
 crbug.com/677145 [ Win7 Debug ] virtual/threaded/inspector/tracing/timeline-js/timeline-script-tag-1.html [ Pass Failure ]