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

content/renderer/pepper/pepper_plugin_delegate_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_PEPPER_PEPPER_PLUGIN_DELEGATE_IMPL_H_
 #define CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_DELEGATE_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 59 matching lines @@
 
   RenderViewImpl* render_view() { return render_view_; }
 
   // Sets up the renderer host and out-of-process proxy for an external plugin
   // module. Returns the renderer host, or NULL if it couldn't be created.
   RendererPpapiHost* CreateExternalPluginModule(
       scoped_refptr<webkit::ppapi::PluginModule> module,
       const FilePath& path,
       ppapi::PpapiPermissions permissions,
       const IPC::ChannelHandle& channel_handle,
+      base::ProcessId plugin_pid,
       int plugin_child_id);
 
   // Removes broker from pending_connect_broker_ if present. Returns true if so.
   bool StopWaitingForBrokerConnection(PepperBrokerImpl* broker);
 
   CONTENT_EXPORT int GetRoutingID() const;
 
   typedef base::Callback<void (int /* request_id */,
                                bool /* succeeded */,
                                const std::string& /* label */)>
@@ skipping 22 matching lines @@
       const gfx::Rect& paint_bounds,
       TransportDIB** dib,
       gfx::Rect* location,
       gfx::Rect* clip,
       float* scale_factor) OVERRIDE;
   virtual void OnAsyncFileOpened(base::PlatformFileError error_code,
                                  base::PlatformFile file,
                                  int message_id) OVERRIDE;
   virtual void OnPpapiBrokerChannelCreated(
       int request_id,
+      base::ProcessId broker_pid,
       const IPC::ChannelHandle& handle) OVERRIDE;
   virtual void OnPpapiBrokerPermissionResult(int request_id,
                                              bool result) OVERRIDE;
   virtual void OnSetFocus(bool has_focus) OVERRIDE;
   virtual void PageVisibilityChanged(bool is_visible) OVERRIDE;
   virtual bool IsPluginFocused() const OVERRIDE;
   virtual gfx::Rect GetCaretBounds() const OVERRIDE;
   virtual ui::TextInputType GetTextInputType() const OVERRIDE;
   virtual bool IsPluginAcceptingCompositionEvents() const OVERRIDE;
   virtual bool CanComposeInline() const OVERRIDE;
@@ skipping 273 matching lines @@
   scoped_refptr<PepperBrokerImpl> CreateBroker(
       webkit::ppapi::PluginModule* plugin_module);
 
   // Create a new HostDispatcher for proxying, hook it to the PluginModule,
   // and perform other common initialization.
   RendererPpapiHost* CreateOutOfProcessModule(
       webkit::ppapi::PluginModule* module,
       const FilePath& path,
       ppapi::PpapiPermissions permissions,
       const IPC::ChannelHandle& channel_handle,
+      base::ProcessId plugin_pid,
       int plugin_child_id,
       bool is_external);
 
   // Implementation of PepperParentContextProvider.
   virtual WebGraphicsContext3DCommandBufferImpl*
       GetParentContextForPlatformContext3D() OVERRIDE;
 
   MouseLockDispatcher::LockTarget* GetOrCreateLockTargetAdapter(
       webkit::ppapi::PluginInstance* instance);
   void UnSetAndDeleteLockTargetAdapter(webkit::ppapi::PluginInstance* instance);
@@ skipping 43 matching lines @@
 
   scoped_ptr<PepperDeviceEnumerationEventHandler>
       device_enumeration_event_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperPluginDelegateImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_DELEGATE_IMPL_H_