Modify Pepper CreateResourceHostFromHost to create multiple hosts.

content/browser/renderer_host/pepper/pepper_renderer_connection.h

 // Copyright 2013 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_RENDERER_HOST_PEPPER_PEPPER_RENDERER_CONNECTION_H_
 #define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_RENDERER_CONNECTION_H_
 
+#include <vector>
+
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_resource.h"
 
 class GURL;
 
 namespace ppapi {
@@ skipping 20 matching lines @@
                                  bool* message_was_ok) OVERRIDE;
 
  private:
   virtual ~PepperRendererConnection();
 
   // Returns the host for the child process for the given |child_process_id|.
   // If |child_process_id| is 0, returns the host owned by this
   // PepperRendererConnection, which serves as the host for in-process plugins.
   BrowserPpapiHostImpl* GetHostForChildProcess(int child_process_id) const;
 
-  void OnMsgCreateResourceHostFromHost(
+  void OnMsgCreateResourceHostsFromHost(
       int routing_id,
       int child_process_id,
       const ppapi::proxy::ResourceMessageCallParams& params,
       PP_Instance instance,
-      const IPC::Message& nested_msg);
+      const std::vector<IPC::Message>& nested_msgs);
 
   void OnMsgFileRefGetInfoForRenderer(
       int routing_id,
       int child_process_id,
       int32_t sequence_num,
       const std::vector<PP_Resource>& resources);
 
   void OnMsgDidCreateInProcessInstance(
       PP_Instance instance,
       const PepperRendererInstanceData& instance_data);
   void OnMsgDidDeleteInProcessInstance(PP_Instance instance);
 
   int render_process_id_;
 
   // We have a single BrowserPpapiHost per-renderer for all in-process plugins
   // running. This is just a work-around allowing new style resources to work
   // with the browser when running in-process but it means that plugin-specific
   // information (like the plugin name) won't be available.
   scoped_ptr<BrowserPpapiHostImpl> in_process_host_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperRendererConnection);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_RENDERER_CONNECTION_H_