Remove unused flush operation from Chromium audio.

webkit/media/webaudiosourceprovider_impl.h

 // Copyright (c) 2013 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.
 
 #ifndef WEBKIT_MEDIA_WEBAUDIOSOURCEPROVIDER_IMPL_H_
 #define WEBKIT_MEDIA_WEBAUDIOSOURCEPROVIDER_IMPL_H_
 
 #include "base/synchronization/lock.h"
 #include "media/base/audio_renderer_sink.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebVector.h"
@@ skipping 26 matching lines @@
 
   // WebKit::WebAudioSourceProvider implementation.
   virtual void setClient(WebKit::WebAudioSourceProviderClient* client);
   virtual void provideInput(const WebKit::WebVector<float*>& audio_data,
                             size_t number_of_frames);
 
   // media::AudioRendererSink implementation.
   virtual void Start() OVERRIDE;
   virtual void Stop() OVERRIDE;
   virtual void Play() OVERRIDE;
-  virtual void Pause(bool flush) OVERRIDE;
+  virtual void Pause() OVERRIDE;
   virtual bool SetVolume(double volume) OVERRIDE;
   virtual void Initialize(const media::AudioParameters& params,
                           RenderCallback* renderer) OVERRIDE;
 
  protected:
   virtual ~WebAudioSourceProviderImpl();
 
  private:
   // Set to true when Initialize() is called.
   bool is_initialized_;
@@ skipping 12 matching lines @@
   // Where audio ends up unless overridden by |client_|.
   base::Lock sink_lock_;
   scoped_refptr<media::AudioRendererSink> sink_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(WebAudioSourceProviderImpl);
 };
 
 }  // namespace webkit_media
 
 #endif  // WEBKIT_MEDIA_WEBAUDIOSOURCEPROVIDER_IMPL_H_