Convert plugin and GPU process to brokered handle duplication.

content/common/np_channel_base.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_COMMON_NP_CHANNEL_BASE_H_
 #define CONTENT_COMMON_NP_CHANNEL_BASE_H_
 #pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/process.h"
 #include "content/common/message_router.h"
 #include "content/common/npobject_base.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_sync_channel.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace base {
 class MessageLoopProxy;
 }
 
@@ skipping 43 matching lines @@
   void AddMappingForNPObjectStub(int route_id, NPObject* object);
   void RemoveMappingForNPObjectStub(int route_id, NPObject* object);
 
   NPObject* GetExistingNPObjectProxy(int route_id);
   int GetExistingRouteForNPObjectStub(NPObject* npobject);
 
 
   // IPC::Message::Sender implementation:
   virtual bool Send(IPC::Message* msg) OVERRIDE;
 
-  int peer_pid() { return peer_pid_; }
+  base::ProcessId peer_pid() { return channel_->peer_pid(); }
   IPC::ChannelHandle channel_handle() const { return channel_handle_; }
 
   // Returns the number of open NPObject channels in this process.
   static int Count();
 
   // Returns a new route id.
   virtual int GenerateRouteID() = 0;
 
   // Returns whether the channel is valid or not. A channel is invalid
   // if it is disconnected due to a channel error.
@@ skipping 104 matching lines @@
   // a result of a sync call from the renderer must unblock the renderer.  We
   // additionally have to do this for async messages from the renderer that
   // have the unblock flag set, since they could be followed by a sync message
   // that won't get dispatched until the call to the renderer is complete.
   bool send_unblocking_only_during_unblock_dispatch_;
 
   DISALLOW_COPY_AND_ASSIGN(NPChannelBase);
 };
 
 #endif  // CONTENT_COMMON_NP_CHANNEL_BASE_H_