Move the exception logic to the AudioNode creator

third_party/WebKit/Source/modules/webaudio/AbstractAudioContext.h

 /*
  * Copyright (C) 2010, 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 117 matching lines @@
     {
         // TODO: What is the correct value for the current time if the destination node has gone
         // away? 0 is a valid time.
         return m_destinationNode ? m_destinationNode->audioDestinationHandler().currentTime() : 0;
     }
 
     float sampleRate() const { return m_destinationNode ? m_destinationNode->handler().sampleRate() : 0; }
 
     String state() const;
     AudioContextState contextState() const { return m_contextState; }
+    void throwExceptionForClosedState(ExceptionState&);
 
     AudioBuffer* createBuffer(unsigned numberOfChannels, size_t numberOfFrames, float sampleRate, ExceptionState&);
 
     // Asynchronous audio file data decoding.
     ScriptPromise decodeAudioData(ScriptState*, DOMArrayBuffer* audioData, AudioBufferCallback* successCallback, AudioBufferCallback* errorCallback, ExceptionState&);
 
     // Handles the promise and callbacks when |decodeAudioData| is finished decoding.
     void handleDecodeAudioData(AudioBuffer*, ScriptPromiseResolver*, AudioBufferCallback* successCallback, AudioBufferCallback* errorCallback);
 
     AudioListener* listener() { return m_listener; }
@@ skipping 138 matching lines @@
 
     void setClosedContextSampleRate(float newSampleRate) { m_closedContextSampleRate = newSampleRate; }
     float closedContextSampleRate() const { return m_closedContextSampleRate; }
 
     void rejectPendingDecodeAudioDataResolvers();
 
 private:
     bool m_isCleared;
     void clear();
 
-    void throwExceptionForClosedState(ExceptionState&);
-
     // When the context goes away, there might still be some sources which
     // haven't finished playing.  Make sure to release them here.
     void releaseActiveSourceNodes();
 
     void removeFinishedSourceNodes();
 
     // Listener for the PannerNodes
     Member<AudioListener> m_listener;
 
     // Only accessed in the audio thread.
@@ skipping 57 matching lines @@
     Member<PeriodicWave> m_periodicWaveTriangle;
 
     // This is considering 32 is large enough for multiple channels audio.
     // It is somewhat arbitrary and could be increased if necessary.
     enum { MaxNumberOfChannels = 32 };
 };
 
 } // namespace blink
 
 #endif // AbstractAudioContext_h