Use an explicit PID for duplicating Pepper handles rather than the Channel's.

content/renderer/render_view_impl.h

 // Copyright (c) 2012 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 CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 #define CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 890 matching lines @@
   //
   // The documentation for these functions should be in
   // render_messages_internal.h for the message that the function is handling.
 
   void OnAllowBindings(int enabled_bindings_flags);
   void OnAllowScriptToClose(bool script_can_close);
   void OnAsyncFileOpened(base::PlatformFileError error_code,
                          IPC::PlatformFileForTransit file_for_transit,
                          int message_id);
   void OnPpapiBrokerChannelCreated(int request_id,
+                                   base::ProcessId broker_pid,
                                    const IPC::ChannelHandle& handle);
   void OnPpapiBrokerPermissionResult(int request_id, bool result);
   void OnCancelDownload(int32 download_id);
   void OnClearFocusedNode();
   void OnClosePage();
   void OnContextMenuClosed(const CustomContextMenuContext& custom_context);
   void OnCopy();
   void OnCopyImageAt(int x, int y);
   void OnCut();
   void OnCSSInsertRequest(const string16& frame_xpath,
@@ skipping 665 matching lines @@
   // use the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_VIEW_IMPL_H_