Broker out PPAPI handle duplication

ppapi/proxy/host_dispatcher.cc

 // 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.
 
 #include "ppapi/proxy/host_dispatcher.h"
 
 #include <map>
 
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
@@ skipping 43 matching lines @@
   ~BoolRestorer() {
     *var_ = old_value_;
   }
  private:
   bool* var_;
   bool old_value_;
 };
 
 }  // namespace
 
-HostDispatcher::HostDispatcher(base::ProcessHandle remote_process_handle,
-                               PP_Module module,
+HostDispatcher::HostDispatcher(PP_Module module,
                                PP_GetInterface_Func local_get_interface,
                                SyncMessageStatusReceiver* sync_status)
-    : Dispatcher(remote_process_handle, local_get_interface),
+    : Dispatcher(local_get_interface),
       sync_status_(sync_status),
       pp_module_(module),
       ppb_proxy_(NULL),
       allow_plugin_reentrancy_(false) {
   if (!g_module_to_dispatcher)
     g_module_to_dispatcher = new ModuleToDispatcherMap;
   (*g_module_to_dispatcher)[pp_module_] = this;
 
   SetSerializationRules(new HostVarSerializationRules);
 
@@ skipping 177 matching lines @@
   }
 }
 
 ScopedModuleReference::~ScopedModuleReference() {
   if (dispatcher_)
     dispatcher_->ppb_proxy()->ReleaseModule(dispatcher_->pp_module());
 }
 
 }  // namespace proxy
 }  // namespace ppapi