Prepare for move-only PassOwnPtr in the remaining directories.

third_party/WebKit/Source/platform/audio/AudioBus.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
@@ skipping 45 matching lines @@
 AudioBus::AudioBus(unsigned numberOfChannels, size_t length, bool allocate)
     : m_length(length)
     , m_busGain(1)
     , m_isFirstTime(true)
     , m_sampleRate(0)
 {
     m_channels.reserveInitialCapacity(numberOfChannels);
 
     for (unsigned i = 0; i < numberOfChannels; ++i) {
         PassOwnPtr<AudioChannel> channel = allocate ? adoptPtr(new AudioChannel(length)) : adoptPtr(new AudioChannel(0, length));
-        m_channels.append(channel);
+        m_channels.append(std::move(channel));
     }
 
     m_layout = LayoutCanonical; // for now this is the only layout we define
 }
 
 void AudioBus::setChannelMemory(unsigned channelIndex, float* storage, size_t length)
 {
     if (channelIndex < m_channels.size()) {
         channel(channelIndex)->set(storage, length);
         m_length = length; // FIXME: verify that this length matches all the other channel lengths
@@ skipping 628 matching lines @@
 
     // If the bus needs no conversion then return as is.
     if ((!mixToMono || audioBus->numberOfChannels() == 1) && audioBus->sampleRate() == sampleRate)
         return audioBus;
 
     return AudioBus::createBySampleRateConverting(audioBus.get(), mixToMono, sampleRate);
 }
 
 } // namespace blink