Implement ConstantSourceNode

third_party/WebKit/Source/modules/webaudio/AudioNode.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 77 matching lines @@
     NodeTypeStereoPanner = 10,
     NodeTypeConvolver = 11,
     NodeTypeDelay = 12,
     NodeTypeGain = 13,
     NodeTypeChannelSplitter = 14,
     NodeTypeChannelMerger = 15,
     NodeTypeAnalyser = 16,
     NodeTypeDynamicsCompressor = 17,
     NodeTypeWaveShaper = 18,
     NodeTypeIIRFilter = 19,
-    NodeTypeEnd = 20
+    NodeTypeConstantSource = 20,
+    NodeTypeEnd = 21
   };
 
   AudioHandler(NodeType, AudioNode&, float sampleRate);
   virtual ~AudioHandler();
   // dispose() is called when the owner AudioNode is about to be
   // destructed. This must be called in the main thread, and while the graph
   // lock is held.
   // Do not release resources used by an audio rendering thread in dispose().
   virtual void dispose();
 
@@ skipping 256 matching lines @@
   HeapVector<Member<HeapHashSet<Member<AudioNode>>>> m_connectedNodes;
   // Represents audio node graph with Oilpan references. N-th HeapHashSet
   // represents a set of AudioParam objects connected to this AudioNode's N-th
   // output.
   HeapVector<Member<HeapHashSet<Member<AudioParam>>>> m_connectedParams;
 };
 
 }  // namespace blink
 
 #endif  // AudioNode_h