Pepper: Fix nits mentioned in review in audio input code.

In particular, dmichael's comments in http://codereview.chromium.org/8574029.

TBR=jam@chromium.org

Review URL: http://codereview.chromium.org/8489002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@111007 0039d316-1c4b-4281-b951-d872f2087c98

content/renderer/pepper_plugin_delegate_impl.cc

@@ -163,7 +163,6 @@ class PlatformImage2DImpl
   DISALLOW_COPY_AND_ASSIGN(PlatformImage2DImpl);
 };
 
-
 class PlatformAudioImpl
     : public webkit::ppapi::PluginDelegate::PlatformAudio,
       public AudioMessageFilter::Delegate,
@@ -188,9 +187,9 @@ class PlatformAudioImpl
        webkit::ppapi::PluginDelegate::PlatformAudioCommonClient* client);
 
   // PlatformAudio implementation (called on main thread).
-  virtual bool StartPlayback();
-  virtual bool StopPlayback();
-  virtual void ShutDown();
+  virtual bool StartPlayback() OVERRIDE;
+  virtual bool StopPlayback() OVERRIDE;
+  virtual void ShutDown() OVERRIDE;
 
  private:
   // I/O thread backends to above functions.
@@ -199,21 +198,22 @@ class PlatformAudioImpl
   void StopPlaybackOnIOThread();
   void ShutDownOnIOThread();
 
-  virtual void OnRequestPacket(AudioBuffersState buffers_state) {
+  virtual void OnRequestPacket(AudioBuffersState buffers_state) OVERRIDE {
     LOG(FATAL) << "Should never get OnRequestPacket in PlatformAudioImpl";
   }
 
-  virtual void OnStateChanged(AudioStreamState state) {}
+  virtual void OnStateChanged(AudioStreamState state) OVERRIDE {}
 
-  virtual void OnCreated(base::SharedMemoryHandle handle, uint32 length) {
+  virtual void OnCreated(base::SharedMemoryHandle handle,
+                         uint32 length) OVERRIDE {
     LOG(FATAL) << "Should never get OnCreated in PlatformAudioImpl";
   }
 
   virtual void OnLowLatencyCreated(base::SharedMemoryHandle handle,
                                    base::SyncSocket::Handle socket_handle,
-                                   uint32 length);
+                                   uint32 length) OVERRIDE;
 
-  virtual void OnVolume(double volume) {}
+  virtual void OnVolume(double volume) OVERRIDE {}
 
   // The client to notify when the stream is created. THIS MUST ONLY BE
   // ACCESSED ON THE MAIN THREAD.
@@ -362,9 +362,9 @@ class PlatformAudioInputImpl
     webkit::ppapi::PluginDelegate::PlatformAudioCommonClient* client);
 
   // PlatformAudio implementation (called on main thread).
-  virtual bool StartCapture();
-  virtual bool StopCapture();
-  virtual void ShutDown();
+  virtual bool StartCapture() OVERRIDE;
+  virtual bool StopCapture() OVERRIDE;
+  virtual void ShutDown() OVERRIDE;
 
  private:
   // I/O thread backends to above functions.
@@ -375,13 +375,13 @@ class PlatformAudioInputImpl
 
   virtual void OnLowLatencyCreated(base::SharedMemoryHandle handle,
                                    base::SyncSocket::Handle socket_handle,
-                                   uint32 length);
+                                   uint32 length) OVERRIDE;
 
-  virtual void OnVolume(double volume) {}
+  virtual void OnVolume(double volume) OVERRIDE {}
 
-  virtual void OnStateChanged(AudioStreamState state) {}
+  virtual void OnStateChanged(AudioStreamState state) OVERRIDE {}
 
-  virtual void OnDeviceReady(int index) {}
+  virtual void OnDeviceReady(int index) OVERRIDE {}
 
   // The client to notify when the stream is created. THIS MUST ONLY BE
   // ACCESSED ON THE MAIN THREAD.

ppapi/api/trusted/ppb_audio_input_trusted_dev.idl

@@ -11,10 +11,10 @@ label Chrome {
 };
 
 /**
- * This interface is to be used by proxy implementations.  All
- * functions should be called from the main thread only.  The
- * resource returned is an Audio input esource; most of the PPB_Audio
- * interface is also usable on this resource.
+ * This interface is to be used by proxy implementations. All functions should
+ * be called from the main thread only. The resource returned is an Audio input
+ * resource; most of the PPB_AudioInput interface is also usable on this
+ * resource.
  */
 [version=0.1, macro="PPB_AUDIO_INPUT_TRUSTED_DEV_INTERFACE"]
 interface PPB_AudioInputTrusted_Dev {
@@ -23,11 +23,10 @@ interface PPB_AudioInputTrusted_Dev {
       [in] PP_Instance instance);
 
   /**
-   * Opens a paused audio interface, used by trusted side of proxy.
-   * Returns PP_ERROR_WOULD_BLOCK on success, and invokes
-   * the |create_callback| asynchronously to complete.
-   * As this function should always be invoked from the main thread,
-   * do not use the blocking variant of PP_CompletionCallback.
+   * Opens a paused audio input interface, used by trusted side of proxy.
+   * Returns PP_ERROR_WOULD_BLOCK on success, and invokes the |create_callback|
+   * asynchronously to complete. As this function should always be invoked from
+   * the main thread, do not use the blocking variant of PP_CompletionCallback.
    */
   int32_t Open(
       [in] PP_Resource audio_input,

ppapi/c/trusted/ppb_audio_input_trusted_dev.h

@@ -3,7 +3,7 @@
  * found in the LICENSE file.
  */
 
-/* From trusted/ppb_audio_input_trusted_dev.idl modified Mon Nov 14 18:13:23 2011. */
+/* From trusted/ppb_audio_input_trusted_dev.idl modified Mon Nov 21 12:37:35 2011. */
 
 #ifndef PPAPI_C_TRUSTED_PPB_AUDIO_INPUT_TRUSTED_DEV_H_
 #define PPAPI_C_TRUSTED_PPB_AUDIO_INPUT_TRUSTED_DEV_H_
@@ -30,20 +30,19 @@
  * @{
  */
 /**
- * This interface is to be used by proxy implementations.  All
- * functions should be called from the main thread only.  The
- * resource returned is an Audio input esource; most of the PPB_Audio
- * interface is also usable on this resource.
+ * This interface is to be used by proxy implementations. All functions should
+ * be called from the main thread only. The resource returned is an Audio input
+ * resource; most of the PPB_AudioInput interface is also usable on this
+ * resource.
  */
 struct PPB_AudioInputTrusted_Dev {
   /** Returns an audio input resource. */
   PP_Resource (*CreateTrusted)(PP_Instance instance);
   /**
-   * Opens a paused audio interface, used by trusted side of proxy.
-   * Returns PP_ERROR_WOULD_BLOCK on success, and invokes
-   * the |create_callback| asynchronously to complete.
-   * As this function should always be invoked from the main thread,
-   * do not use the blocking variant of PP_CompletionCallback.
+   * Opens a paused audio input interface, used by trusted side of proxy.
+   * Returns PP_ERROR_WOULD_BLOCK on success, and invokes the |create_callback|
+   * asynchronously to complete. As this function should always be invoked from
+   * the main thread, do not use the blocking variant of PP_CompletionCallback.
    */
   int32_t (*Open)(PP_Resource audio_input,
                   PP_Resource config,

webkit/plugins/ppapi/ppb_audio_impl.h

@@ -45,9 +45,10 @@ class PPB_Audio_Impl : public ::ppapi::Resource,
                             PPB_Audio_Callback audio_callback,
                             void* user_data);
 
-  // Initialization function for non-trusted init.
+  // Initialization function for trusted init.
   bool Init(PP_Resource config_id,
-            PPB_Audio_Callback user_callback, void* user_data);
+            PPB_Audio_Callback user_callback,
+            void* user_data);
 
   // Resource overrides.
   virtual ::ppapi::thunk::PPB_Audio_API* AsPPB_Audio_API();

webkit/plugins/ppapi/ppb_audio_input_impl.h

@@ -44,9 +44,10 @@ class PPB_AudioInput_Impl : public ::ppapi::Resource,
                             PPB_AudioInput_Callback audio_input_callback,
                             void* user_data);
 
-  // Initialization function for non-trusted init.
+  // Initialization function for trusted init.
   bool Init(PP_Resource config_id,
-      PPB_AudioInput_Callback callback, void* user_data);
+            PPB_AudioInput_Callback callback,
+            void* user_data);
 
   // Resource overrides.
   virtual ::ppapi::thunk::PPB_AudioInput_API* AsPPB_AudioInput_API() OVERRIDE;