Split "Online" and "Offline" AudioContext processing

Source/modules/webaudio/AnalyserNode.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 13 matching lines @@
 
 #ifndef AnalyserNode_h
 #define AnalyserNode_h
 
 #include "core/dom/DOMTypedArray.h"
 #include "modules/webaudio/AudioBasicInspectorNode.h"
 #include "modules/webaudio/RealtimeAnalyser.h"
 
 namespace blink {
 
+class AbstractAudioContext;
 class ExceptionState;
 
 class AnalyserHandler final : public AudioBasicInspectorHandler {
 public:
     static PassRefPtr<AnalyserHandler> create(AudioNode&, float sampleRate);
     ~AnalyserHandler() override;
 
     // AudioHandler
     void process(size_t framesToProcess) override;
 
@@ skipping 18 matching lines @@
 
 private:
     AnalyserHandler(AudioNode&, float sampleRate);
 
     RealtimeAnalyser m_analyser;
 };
 
 class AnalyserNode final : public AudioBasicInspectorNode {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static AnalyserNode* create(AudioContext&, float sampleRate);
+    static AnalyserNode* create(AbstractAudioContext&, float sampleRate);
 
     unsigned fftSize() const;
     void setFftSize(unsigned size, ExceptionState&);
     unsigned frequencyBinCount() const;
     void setMinDecibels(double, ExceptionState&);
     double minDecibels() const;
     void setMaxDecibels(double, ExceptionState&);
     double maxDecibels() const;
     void setSmoothingTimeConstant(double, ExceptionState&);
     double smoothingTimeConstant() const;
     void getFloatFrequencyData(DOMFloat32Array*);
     void getByteFrequencyData(DOMUint8Array*);
     void getFloatTimeDomainData(DOMFloat32Array*);
     void getByteTimeDomainData(DOMUint8Array*);
 
 private:
-    AnalyserNode(AudioContext&, float sampleRate);
+    AnalyserNode(AbstractAudioContext&, float sampleRate);
     AnalyserHandler& analyserHandler() const;
 };
 
 } // namespace blink
 
 #endif // AnalyserNode_h