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

ppapi/c/trusted/ppb_audio_input_trusted_dev.h

Index: ppapi/c/trusted/ppb_audio_input_trusted_dev.h
diff --git a/ppapi/c/trusted/ppb_audio_input_trusted_dev.h b/ppapi/c/trusted/ppb_audio_input_trusted_dev.h
index bbdb44f88463b168896e7d9234830e2497eb2a9f..24cc282b27994bbd82f7ef5d3ed50a24b6b1515c 100644
--- a/ppapi/c/trusted/ppb_audio_input_trusted_dev.h
+++ b/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_
@@ -30,31 +30,30 @@
  * @{
  */
 /**
- * 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,
                   struct PP_CompletionCallback create_callback);
   /**
-   * Get the sync socket.  Use once Open has completed.
+   * Get the sync socket. Use once Open has completed.
    * Returns PP_OK on success.
    */
   int32_t (*GetSyncSocket)(PP_Resource audio_input, int* sync_socket);
   /**
-   * Get the shared memory interface.  Use once Open has completed.
+   * Get the shared memory interface. Use once Open has completed.
    * Returns PP_OK on success.
    */
   int32_t (*GetSharedMemory)(PP_Resource audio_input,