Introduce WebTaskRunner Patch 3/5

Source/modules/webaudio/AsyncAudioDecoder.cpp

 /*
  * Copyright (C) 2011, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 42 matching lines @@
 {
     ASSERT(isMainThread());
     ASSERT(audioData);
     if (!audioData)
         return;
 
     // Add a ref to keep audioData alive until completion of decoding.
     RefPtr<DOMArrayBuffer> audioDataRef(audioData);
 
     // The leak references to successCallback and errorCallback are picked up on notifyComplete.
-    m_thread->postTask(FROM_HERE, new Task(threadSafeBind(&AsyncAudioDecoder::decode, AllowCrossThreadAccess(audioDataRef.release().leakRef()), sampleRate, successCallback, errorCallback)));
+    m_thread->taskRunner()->postTask(FROM_HERE, new Task(threadSafeBind(&AsyncAudioDecoder::decode, AllowCrossThreadAccess(audioDataRef.release().leakRef()), sampleRate, successCallback, errorCallback)));
 }
 
 void AsyncAudioDecoder::decode(DOMArrayBuffer* audioData, float sampleRate, AudioBufferCallback* successCallback, AudioBufferCallback* errorCallback)
 {
     RefPtr<AudioBus> bus = createBusFromInMemoryAudioFile(audioData->data(), audioData->byteLength(), false, sampleRate);
 
     // Decoding is finished, but we need to do the callbacks on the main thread.
     // The leaked reference to audioBuffer is picked up in notifyComplete.
-    Platform::current()->mainThread()->postTask(FROM_HERE, threadSafeBind(&AsyncAudioDecoder::notifyComplete, AllowCrossThreadAccess(audioData), successCallback, errorCallback, bus.release().leakRef()));
+    Platform::current()->mainThread()->taskRunner()->postTask(FROM_HERE, threadSafeBind(&AsyncAudioDecoder::notifyComplete, AllowCrossThreadAccess(audioData), successCallback, errorCallback, bus.release().leakRef()));
 }
 
 void AsyncAudioDecoder::notifyComplete(DOMArrayBuffer* audioData, AudioBufferCallback* successCallback, AudioBufferCallback* errorCallback, AudioBus* audioBus)
 {
     // Adopt references, so everything gets correctly dereffed.
     RefPtr<DOMArrayBuffer> audioDataRef = adoptRef(audioData);
     RefPtr<AudioBus> audioBusRef = adoptRef(audioBus);
 
     AudioBuffer* audioBuffer = AudioBuffer::createFromAudioBus(audioBus);
     if (audioBuffer && successCallback)
         successCallback->handleEvent(audioBuffer);
     else if (errorCallback)
         errorCallback->handleEvent(audioBuffer);
 }
 
 } // namespace blink
 
 #endif // ENABLE(WEB_AUDIO)