Remove the WEB_AUDIO compile time flag

third_party/WebKit/Source/platform/exported/WebMediaStreamSource.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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 178 matching lines @@
     WebAudioDestinationConsumer* m_consumer;
 };
 
 void ConsumerWrapper::setFormat(size_t numberOfChannels, float sampleRate)
 {
     m_consumer->setFormat(numberOfChannels, sampleRate);
 }
 
 void ConsumerWrapper::consumeAudio(AudioBus* bus, size_t numberOfFrames)
 {
-#if ENABLE(WEB_AUDIO)
     if (!bus)
         return;
 
     // Wrap AudioBus.
     size_t numberOfChannels = bus->numberOfChannels();
     WebVector<const float*> busVector(numberOfChannels);
     for (size_t i = 0; i < numberOfChannels; ++i)
         busVector[i] = bus->channel(i)->data();
 
     m_consumer->consumeAudio(busVector, numberOfFrames);
-#endif
 }
 
 void WebMediaStreamSource::addAudioConsumer(WebAudioDestinationConsumer* consumer)
 {
     ASSERT(isMainThread());
     ASSERT(!m_private.isNull() && consumer);
 
     m_private->addAudioConsumer(ConsumerWrapper::create(consumer));
 }
 
 bool WebMediaStreamSource::removeAudioConsumer(WebAudioDestinationConsumer* consumer)
 {
     ASSERT(isMainThread());
     ASSERT(!m_private.isNull() && consumer);
 
     const HeapHashSet<Member<AudioDestinationConsumer>>& consumers = m_private->audioConsumers();
     for (HeapHashSet<Member<AudioDestinationConsumer>>::const_iterator it = consumers.begin(); it != consumers.end(); ++it) {
         ConsumerWrapper* wrapper = static_cast<ConsumerWrapper*>(it->get());
         if (wrapper->consumer() == consumer) {
             m_private->removeAudioConsumer(wrapper);
             return true;
         }
     }
     return false;
 }
 
 } // namespace blink