Implement a proxy for URL util. Some of the implementation that doesn't need ...

webkit/plugins/ppapi/ppb_audio_impl.h

 // Copyright (c) 2010 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_DEVICE_CONTEXT_AUDIO_H_
 #define WEBKIT_PLUGINS_PPAPI_DEVICE_CONTEXT_AUDIO_H_
 
 #include "base/basictypes.h"
 #include "base/ref_counted.h"
 #include "base/shared_memory.h"
@@ skipping 63 matching lines @@
 
  private:
   // PluginDelegate::PlatformAudio::Client implementation.
   virtual void StreamCreated(base::SharedMemoryHandle shared_memory_handle,
                              size_t shared_memory_size_,
                              base::SyncSocket::Handle socket);
 
   // AudioConfig used for creating this Audio object.
   scoped_refptr<PPB_AudioConfig_Impl> config_;
 
-  // PluginDelegate audio object that we delegate audio IPC through.
+  // PluginDelegate audio object that we delegate audio IPC through. We don't
+  // own this pointer but are responsible for calling Shutdown on it.
   PluginDelegate::PlatformAudio* audio_;
 
   // Is a create callback pending to fire?
   bool create_callback_pending_;
 
   // Trusted callback invoked from StreamCreated.
   PP_CompletionCallback create_callback_;
 
   // When a create callback is being issued, these will save the info for
   // querying from the callback. The proxy uses this to get the handles to the
   // other process instead of mapping them in the renderer. These will be
   // invalid all other times.
   scoped_ptr<base::SharedMemory> shared_memory_for_create_callback_;
   size_t shared_memory_size_for_create_callback_;
   scoped_ptr<base::SyncSocket> socket_for_create_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_Audio_Impl);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_DEVICE_CONTEXT_AUDIO_H_