Split "Online" and "Offline" AudioContext processing

Source/modules/webaudio/BiquadFilterNode.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 12 matching lines @@
  */
 
 #include "config.h"
 #if ENABLE(WEB_AUDIO)
 #include "modules/webaudio/BiquadFilterNode.h"
 
 #include "modules/webaudio/AudioBasicProcessorHandler.h"
 
 namespace blink {
 
-BiquadFilterNode::BiquadFilterNode(AudioContext& context, float sampleRate)
+BiquadFilterNode::BiquadFilterNode(AbstractAudioContext& context, float sampleRate)
     : AudioNode(context)
     , m_frequency(AudioParam::create(context, 350.0))
     , m_q(AudioParam::create(context, 1))
     , m_gain(AudioParam::create(context, 0.0))
     , m_detune(AudioParam::create(context, 0.0))
 {
     setHandler(AudioBasicProcessorHandler::create(AudioHandler::NodeTypeBiquadFilter, *this, sampleRate, adoptPtr(new BiquadProcessor(sampleRate, 1, m_frequency->handler(), m_q->handler(), m_gain->handler(), m_detune->handler()))));
 }
 
 DEFINE_TRACE(BiquadFilterNode)
@@ skipping 70 matching lines @@
         return;
 
     int n = std::min(frequencyHz->length(), std::min(magResponse->length(), phaseResponse->length()));
     if (n)
         biquadProcessor()->getFrequencyResponse(n, frequencyHz->data(), magResponse->data(), phaseResponse->data());
 }
 
 } // namespace blink
 
 #endif // ENABLE(WEB_AUDIO)