Remove AudioDecoder from the Filter heirarchy.

media/filters/audio_renderer_base.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/filters/audio_renderer_base.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/logging.h"
+#include "media/base/audio_decoder.h"
 #include "media/base/filter_host.h"
 
 namespace media {
 
 AudioRendererBase::AudioRendererBase()
     : state_(kUninitialized),
       pending_read_(false),
       recieved_end_of_stream_(false),
       rendered_end_of_stream_(false),
       read_cb_(base::Bind(&AudioRendererBase::DecodedAudioReady,
@@ skipping 269 matching lines @@
   base::AutoLock auto_lock(lock_);
   return algorithm_->playback_rate();
 }
 
 bool AudioRendererBase::IsBeforeSeekTime(const scoped_refptr<Buffer>& buffer) {
   return (state_ == kSeeking) && buffer && !buffer->IsEndOfStream() &&
       (buffer->GetTimestamp() + buffer->GetDuration()) < seek_timestamp_;
 }
 
 }  // namespace media