Specify TaskType of posted Task explicitly in media elements (12)

third_party/WebKit/Source/modules/webaudio/AudioScheduledSourceNode.cpp

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 #include "modules/webaudio/AudioScheduledSourceNode.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContextTask.h"
+#include "core/dom/TaskRunnerHelper.h"
 #include "modules/EventModules.h"
 #include "modules/webaudio/BaseAudioContext.h"
 #include "platform/audio/AudioUtilities.h"
 #include "wtf/MathExtras.h"
 #include <algorithm>
 
 namespace blink {
 
 const double AudioScheduledSourceHandler::UnknownTime = -1;
 
@@ skipping 174 matching lines @@
     context()->notifySourceNodeFinishedProcessing(this);
     setPlaybackState(FINISHED_STATE);
   }
 }
 
 void AudioScheduledSourceHandler::finish() {
   finishWithoutOnEnded();
 
   if (context()->getExecutionContext()) {
     context()->getExecutionContext()->postTask(
-        BLINK_FROM_HERE,
+        TaskType::MediaElementEvent, BLINK_FROM_HERE,
         createCrossThreadTask(&AudioScheduledSourceHandler::notifyEnded,
                               PassRefPtr<AudioScheduledSourceHandler>(this)));
   }
 }
 
 void AudioScheduledSourceHandler::notifyEnded() {
   DCHECK(isMainThread());
   if (node())
     node()->dispatchEvent(Event::create(EventTypeNames::ended));
 }
@@ skipping 39 matching lines @@
   // playback state if the context is closed.
   if (context()->isContextClosed())
     return false;
 
   // If a node is scheduled or playing, do not collect the node prematurely
   // even its reference is out of scope. Then fire onended event if assigned.
   return audioScheduledSourceHandler().isPlayingOrScheduled();
 }
 
 }  // namespace blink