Plumb render view ID from audio-related code in renderer through IPCs to AudioRendererHost in brows…

content/renderer/pepper/pepper_platform_audio_input_impl.h

Index: content/renderer/pepper/pepper_platform_audio_input_impl.h
diff --git a/content/renderer/pepper/pepper_platform_audio_input_impl.h b/content/renderer/pepper/pepper_platform_audio_input_impl.h
index 864afa191d0eb8b8c5da7c7ee37b4fb748568249..87987e1cb2f4aca5455306814699c8adc680e536 100644
--- a/content/renderer/pepper/pepper_platform_audio_input_impl.h
+++ b/content/renderer/pepper/pepper_platform_audio_input_impl.h
@@ -39,6 +39,7 @@ class PepperPlatformAudioInputImpl
   // Factory function, returns NULL on failure. StreamCreated() will be called
   // when the stream is created.
   static PepperPlatformAudioInputImpl* Create(
+      int render_view_id,

[jamesr, 2012/10/29 22:51:02]

you don't need this - you're passing in a WeakPtr to a PepperPluginDelegateImpl
which provides a RenderViewImpl* getter.  Just grab the ID off that pointer
if/when you need it

       const base::WeakPtr<PepperPluginDelegateImpl>& plugin_delegate,
       const std::string& device_id,
       int sample_rate,
@@ -66,7 +67,7 @@ class PepperPlatformAudioInputImpl
  private:
   friend class base::RefCountedThreadSafe<PepperPlatformAudioInputImpl>;
 
-  PepperPlatformAudioInputImpl();
+  explicit PepperPlatformAudioInputImpl(int render_view_id);

[jamesr, 2012/10/29 22:51:02]

Unnecessary

 
   bool Initialize(
       const base::WeakPtr<PepperPluginDelegateImpl>& plugin_delegate,
@@ -93,7 +94,7 @@ class PepperPlatformAudioInputImpl
 
   // Used to send/receive IPC. THIS MUST ONLY BE ACCESSED ON THE
   // I/O thread except to send messages and get the message loop.
-  media::AudioInputIPC* ipc_;
+  scoped_ptr<media::AudioInputIPC> ipc_;
 
   // Our ID on the MessageFilter. THIS MUST ONLY BE ACCESSED ON THE I/O THREAD
   // or else you could race with the initialize function which sets it.
@@ -115,7 +116,7 @@ class PepperPlatformAudioInputImpl
   // Initialized on the main thread and accessed on the I/O thread afterwards.
   media::AudioParameters params_;
 
-  DISALLOW_COPY_AND_ASSIGN(PepperPlatformAudioInputImpl);
+  DISALLOW_IMPLICIT_CONSTRUCTORS(PepperPlatformAudioInputImpl);
 };
 
 }  // namespace content