Remove the WEB_AUDIO compile time flag

third_party/WebKit/Source/platform/mediastream/MediaStreamComponent.cpp

 /*
  * Copyright (C) 2011 Ericsson AB. All rights reserved.
  * Copyright (C) 2013 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.
@@ skipping 45 matching lines @@
 {
     ASSERT(m_id.length());
     ThreadState::current()->registerPreFinalizer(this);
 }
 
 void MediaStreamComponent::dispose()
 {
     m_extraData.clear();
 }
 
-#if ENABLE(WEB_AUDIO)
 void MediaStreamComponent::AudioSourceProviderImpl::wrap(WebAudioSourceProvider* provider)
 {
     MutexLocker locker(m_provideInputLock);
     m_webAudioSourceProvider = provider;
 }
 
 void MediaStreamComponent::AudioSourceProviderImpl::provideInput(AudioBus* bus, size_t framesToProcess)
 {
     ASSERT(bus);
     if (!bus)
         return;
 
     MutexTryLocker tryLocker(m_provideInputLock);
     if (!tryLocker.locked() || !m_webAudioSourceProvider) {
         bus->zero();
         return;
     }
 
     // Wrap the AudioBus channel data using WebVector.
     size_t n = bus->numberOfChannels();
     WebVector<float*> webAudioData(n);
     for (size_t i = 0; i < n; ++i)
         webAudioData[i] = bus->channel(i)->mutableData();
 
     m_webAudioSourceProvider->provideInput(webAudioData, framesToProcess);
 }
-#endif // #if ENABLE(WEB_AUDIO)
 
 DEFINE_TRACE(MediaStreamComponent)
 {
     visitor->trace(m_source);
 }
 
 } // namespace blink