[PPAPI][MediaStream] Rename AudioFrame to AudioBuffer

ppapi/proxy/media_stream_audio_track_resource.cc

 // Copyright 2014 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 "ppapi/proxy/media_stream_audio_track_resource.h"
 
 #include "ppapi/proxy/audio_frame_resource.h"
-#include "ppapi/shared_impl/media_stream_frame.h"
+#include "ppapi/shared_impl/media_stream_buffer.h"
 #include "ppapi/shared_impl/var.h"
 
 namespace ppapi {
 namespace proxy {
 
 MediaStreamAudioTrackResource::MediaStreamAudioTrackResource(
     Connection connection,
     PP_Instance instance,
     int pending_renderer_id,
     const std::string& id)
@@ skipping 58 matching lines @@
   FrameMap::iterator it = frames_.find(frame);
   if (it == frames_.end())
     return PP_ERROR_BADRESOURCE;
 
   scoped_refptr<AudioFrameResource> frame_resource = it->second;
   frames_.erase(it);
 
   if (has_ended())
     return PP_OK;
 
-  DCHECK_GE(frame_resource->GetFrameBufferIndex(), 0);
+  DCHECK_GE(frame_resource->GetBufferIndex(), 0);
 
-  SendEnqueueFrameMessageToHost(frame_resource->GetFrameBufferIndex());
+  SendEnqueueBufferMessageToHost(frame_resource->GetBufferIndex());
   frame_resource->Invalidate();
   return PP_OK;
 }
 
 void MediaStreamAudioTrackResource::Close() {
   if (has_ended())
     return;
 
   if (TrackedCallback::IsPending(get_frame_callback_)) {
     *get_frame_output_ = 0;
     get_frame_callback_->PostAbort();
     get_frame_callback_ = NULL;
     get_frame_output_ = 0;
   }
 
   ReleaseFrames();
   MediaStreamTrackResourceBase::CloseInternal();
 }
 
-void MediaStreamAudioTrackResource::OnNewFrameEnqueued() {
+void MediaStreamAudioTrackResource::OnNewBufferEnqueued() {
   if (!TrackedCallback::IsPending(get_frame_callback_))
     return;
 
   *get_frame_output_ = GetAudioFrame();
   int32_t result = *get_frame_output_ ? PP_OK : PP_ERROR_FAILED;
   get_frame_output_ = NULL;
   scoped_refptr<TrackedCallback> callback;
   callback.swap(get_frame_callback_);
   callback->Run(result);
 }
 
 PP_Resource MediaStreamAudioTrackResource::GetAudioFrame() {
-  int32_t index = frame_buffer()->DequeueFrame();
+  int32_t index = buffer_manager()->DequeueBuffer();
   if (index < 0)
       return 0;
 
-  MediaStreamFrame* frame = frame_buffer()->GetFramePointer(index);
-  DCHECK(frame);
+  MediaStreamBuffer* buffer = buffer_manager()->GetBufferPointer(index);
+  DCHECK(buffer);
   scoped_refptr<AudioFrameResource> resource =
-      new AudioFrameResource(pp_instance(), index, frame);
+      new AudioFrameResource(pp_instance(), index, buffer);
   // Add |pp_resource()| and |resource| into |frames_|.
   // |frames_| uses scoped_ptr<> to hold a ref of |resource|. It keeps the
   // resource alive.
   frames_.insert(FrameMap::value_type(resource->pp_resource(), resource));
   return resource->GetReference();
 }
 
 void MediaStreamAudioTrackResource::ReleaseFrames() {
   FrameMap::iterator it = frames_.begin();
   while (it != frames_.end()) {
     // Just invalidate and release VideoFrameResorce, but keep PP_Resource.
     // So plugin can still use |RecycleFrame()|.
     it->second->Invalidate();
     it->second = NULL;
   }
 }
 
 }  // namespace proxy
 }  // namespace ppapi