Convert URLLoader to the new proxy design

ppapi/proxy/resource_creation_proxy.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 PPAPI_PROXY_RESOURCE_CREATION_PROXY_H_
 #define PPAPI_PROXY_RESOURCE_CREATION_PROXY_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 22 matching lines @@
   virtual ~ResourceCreationProxy();
 
   // Factory function used for registration (normal code can just use the
   // constructor).
   static InterfaceProxy* Create(Dispatcher* dispatcher);
 
   // ResourceCreationAPI (called in plugin).
   virtual PP_Resource CreateFileIO(PP_Instance instance) OVERRIDE;
   virtual PP_Resource CreateFileRef(PP_Resource file_system,
                                     const char* path) OVERRIDE;
+  virtual PP_Resource CreateFileRef(
+      const PPB_FileRef_CreateInfo& serialized) OVERRIDE;
   virtual PP_Resource CreateFileSystem(PP_Instance instance,
                                        PP_FileSystemType type) OVERRIDE;
   virtual PP_Resource CreateIMEInputEvent(PP_Instance instance,
                                           PP_InputEvent_Type type,
                                           PP_TimeTicks time_stamp,
                                           struct PP_Var text,
                                           uint32_t segment_number,
                                           const uint32_t* segment_offsets,
                                           int32_t target_segment,
                                           uint32_t selection_start,
@@ skipping 112 matching lines @@
 
  private:
   Connection GetConnection();
   DISALLOW_COPY_AND_ASSIGN(ResourceCreationProxy);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_RESOURCE_CREATION_PROXY_H_