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

webkit/plugins/ppapi/ppb_audio_impl.h

 // Copyright (c) 2011 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.
 
 #ifndef WEBKIT_PLUGINS_PPAPI_PPB_AUDIO_IMPL_H_
 #define WEBKIT_PLUGINS_PPAPI_PPB_AUDIO_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/shared_memory.h"
@@ skipping 27 matching lines @@
 
   virtual ~PPB_Audio_Impl();
 
   // Creation function for untrusted plugins. This handles all initialization
   // and will return 0 on failure.
   static PP_Resource Create(PP_Instance instance,
                             PP_Resource config_id,
                             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();
 
   // PPB_Audio_API implementation.
   virtual PP_Resource GetCurrentConfig() OVERRIDE;
   virtual PP_Bool StartPlayback() OVERRIDE;
   virtual PP_Bool StopPlayback() OVERRIDE;
   virtual int32_t OpenTrusted(PP_Resource config_id,
                               PP_CompletionCallback create_callback) OVERRIDE;
@@ skipping 13 matching lines @@
   // own this pointer but are responsible for calling Shutdown on it.
   PluginDelegate::PlatformAudio* audio_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_Audio_Impl);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PPB_AUDIO_IMPL_H_