Convert the async device ID getter to a chrome resource host

content/browser/ppapi_plugin_process_host.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_BROWSER_PPAPI_PLUGIN_PROCESS_HOST_H_
 #define CONTENT_BROWSER_PPAPI_PLUGIN_PROCESS_HOST_H_
 
 #include <string>
 #include <queue>
 
@@ skipping 62 matching lines @@
 
   virtual ~PpapiPluginProcessHost();
 
   static PpapiPluginProcessHost* CreatePluginHost(
       const content::PepperPluginInfo& info,
       const FilePath& profile_data_directory,
       net::HostResolver* host_resolver);
   static PpapiPluginProcessHost* CreateBrokerHost(
       const content::PepperPluginInfo& info);
 
+  // Notification that a PP_Instance has been created for the given
+  // RenderView/Process pair for the given plugin. This is necessary so that
+  // when the plugin calls us with a PP_Instance we can find the RenderView
+  // associated with it without trusting the plugin.
+  static void DidCreateOutOfProcessInstance(int plugin_process_id,
+                                            int32 pp_instance,
+                                            int render_process_id,
+                                            int render_view_id);
+
+  // The opposite of DIdCreate... above.
+  static void DidDeleteOutOfProcessInstance(int plugin_process_id,
+                                            int32 pp_instance);
+
   // IPC::Sender implementation:
   virtual bool Send(IPC::Message* message) OVERRIDE;
 
   // Opens a new channel to the plugin. The client will be notified when the
   // channel is ready or if there's an error.
   void OpenChannelToPlugin(Client* client);
 
   const FilePath& plugin_path() const { return plugin_path_; }
   const FilePath& profile_data_directory() const {
     return profile_data_directory_;
@@ skipping 73 matching lines @@
     : public content::BrowserChildProcessHostTypeIterator<
           PpapiPluginProcessHost> {
  public:
   PpapiBrokerProcessHostIterator()
       : content::BrowserChildProcessHostTypeIterator<
           PpapiPluginProcessHost>(content::PROCESS_TYPE_PPAPI_BROKER) {}
 };
 
 #endif  // CONTENT_BROWSER_PPAPI_PLUGIN_PROCESS_HOST_H_