WebAudio: Remove AudioNode::RefType.

Source/modules/webaudio/AudioNodeOutput.cpp

 /*
  * 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 83 matching lines @@
         propagateChannelCount();
     }
 }
 
 void AudioNodeOutput::propagateChannelCount()
 {
     ASSERT(context()->isAudioThread() && context()->isGraphOwner());
 
     if (isChannelCountKnown()) {
         // Announce to any nodes we're connected to that we changed our channel count for its input.
-        for (InputsIterator i = m_inputs.begin(); i != m_inputs.end(); ++i) {
-            AudioNodeInput* input = *i;
-            AudioNode* connectionNode = input->node();
-            connectionNode->checkNumberOfChannelsForInput(input);
-        }
+        for (InputsIterator i = m_inputs.begin(); i != m_inputs.end(); ++i)
+            i->value->checkNumberOfChannelsForInput(i->key);
     }
 }
 
 AudioBus* AudioNodeOutput::pull(AudioBus* inPlaceBus, size_t framesToProcess)
 {
     ASSERT(context()->isAudioThread());
     ASSERT(m_renderingFanOutCount > 0 || m_renderingParamFanOutCount > 0);
 
     // Causes our AudioNode to process if it hasn't already for this render quantum.
     // We try to do in-place processing (using inPlaceBus) if at all possible,
@@ skipping 33 matching lines @@
 }
 
 void AudioNodeOutput::addInput(AudioNodeInput* input)
 {
     ASSERT(context()->isGraphOwner());
 
     ASSERT(input);
     if (!input)
         return;
 
-    m_inputs.add(input);
+    m_inputs.add(input, input->node());
+    input->node()->makeConnection();
 }
 
 void AudioNodeOutput::removeInput(AudioNodeInput* input)
 {
     ASSERT(context()->isGraphOwner());
 
     ASSERT(input);
     if (!input)
         return;
 
+    input->node()->breakConnection();
     m_inputs.remove(input);
 }
 
 void AudioNodeOutput::disconnectAllInputs()
 {
     ASSERT(context()->isGraphOwner());
 
     // AudioNodeInput::disconnect() changes m_inputs by calling removeInput().
-    while (!m_inputs.isEmpty()) {
-        AudioNodeInput* input = *m_inputs.begin();
-        input->disconnect(this);
-    }
+    while (!m_inputs.isEmpty())
+        m_inputs.begin()->key->disconnect(this);
 }
 
 void AudioNodeOutput::addParam(AudioParam* param)
 {
     ASSERT(context()->isGraphOwner());
 
     ASSERT(param);
     if (!param)
         return;
 
@@ skipping 26 matching lines @@
 {
     disconnectAllInputs();
     disconnectAllParams();
 }
 
 void AudioNodeOutput::disable()
 {
     ASSERT(context()->isGraphOwner());
 
     if (m_isEnabled) {
-        for (InputsIterator i = m_inputs.begin(); i != m_inputs.end(); ++i) {
-            AudioNodeInput* input = *i;
-            input->disable(this);
-        }
+        for (InputsIterator i = m_inputs.begin(); i != m_inputs.end(); ++i)
+            i->key->disable(this);
         m_isEnabled = false;
     }
 }
 
 void AudioNodeOutput::enable()
 {
     ASSERT(context()->isGraphOwner());
 
     if (!m_isEnabled) {
-        for (InputsIterator i = m_inputs.begin(); i != m_inputs.end(); ++i) {
-            AudioNodeInput* input = *i;
-            input->enable(this);
-        }
+        for (InputsIterator i = m_inputs.begin(); i != m_inputs.end(); ++i)
+            i->key->enable(this);
         m_isEnabled = true;
     }
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(WEB_AUDIO)