Expose flash playback status and volume control to content renderer

content/renderer/pepper/ppb_audio_impl.h

Index: content/renderer/pepper/ppb_audio_impl.h
diff --git a/content/renderer/pepper/ppb_audio_impl.h b/content/renderer/pepper/ppb_audio_impl.h
index 311dfb9306c77862ddc2693c2fa8ae33706cfac1..4645b5c21b33b1bbc2d8714846f5892064193f61 100644
--- a/content/renderer/pepper/ppb_audio_impl.h
+++ b/content/renderer/pepper/ppb_audio_impl.h
@@ -50,6 +50,10 @@ class PPB_Audio_Impl : public ppapi::Resource,
   int32_t GetSharedMemory(base::SharedMemory** shm,
                           uint32_t* shm_size) override;
 
+  void SetVolume(double volume);
+
+  int32_t pepper_audio_id() { return pepper_audio_id_; }

[bbudge, 2016/06/13 17:51:01]

This doesn't seem to be used anywhere. Is it for the follow up CL?

[Zhiqiang Zhang (Slow), 2016/06/14 14:15:26]

Sorry. This was in an experimental patch, and it's not needed any more.
Removed this method and related code.

+
  private:
   ~PPB_Audio_Impl() override;
 
@@ -74,6 +78,8 @@ class PPB_Audio_Impl : public ppapi::Resource,
   // Stream is playing, but throttled due to Plugin Power Saver.
   bool playback_throttled_;
 
+  int32_t pepper_audio_id_;
+
   DISALLOW_COPY_AND_ASSIGN(PPB_Audio_Impl);
 };