Blink Animation: Request serviceOnNextFrame on animation's finish and cancel.

third_party/WebKit/Source/core/animation/Animation.cpp

Index: third_party/WebKit/Source/core/animation/Animation.cpp
diff --git a/third_party/WebKit/Source/core/animation/Animation.cpp b/third_party/WebKit/Source/core/animation/Animation.cpp
index 8b9f2414f1bbeba0c50e8c9ef1c391e036445a92..a65c0b78df8b14bdd0c9e46510832eab27dc8582 100644
--- a/third_party/WebKit/Source/core/animation/Animation.cpp
+++ b/third_party/WebKit/Source/core/animation/Animation.cpp
@@ -447,7 +447,7 @@ void Animation::setStartTimeInternal(double newStartTime) {
   } else if (!hadStartTime && m_timeline) {
     // Even though this animation is not outdated, time to effect change is
     // infinity until start time is set.
-    m_timeline->wake();
+    forceServiceOnNextFrame();
   }
 }
 
@@ -619,6 +619,7 @@ void Animation::finish(ExceptionState& exceptionState) {
   m_currentTimePending = false;
   m_startTime = calculateStartTime(newCurrentTime);
   m_playState = Finished;
+  forceServiceOnNextFrame();
 }
 
 ScriptPromise Animation::finished(ScriptState* scriptState) {
@@ -713,6 +714,10 @@ void Animation::setOutdated() {
     m_timeline->setOutdatedAnimation(this);
 }
 
+void Animation::forceServiceOnNextFrame() {
+  m_timeline->wake();
+}
+
 bool Animation::canStartAnimationOnCompositor() const {
   if (m_isCompositedAnimationDisabledForTesting || effectSuppressed())
     return false;
@@ -884,6 +889,7 @@ void Animation::cancel() {
   m_playState = Idle;
   m_startTime = nullValue();
   m_currentTimePending = false;
+  forceServiceOnNextFrame();
 }
 
 void Animation::beginUpdatingState() {