Implement the host side of the PPB_PDF proxy.

ppapi/proxy/pdf_resource_unittest.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 <cstring>
 
 #include "base/utf_string_conversions.h"
 #include "ppapi/c/dev/ppb_memory_dev.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppb_image_data.h"
@@ skipping 152 matching lines @@
   PP_ImageDataDesc expected_desc = {
       PP_IMAGEDATAFORMAT_BGRA_PREMUL,
       { 5, 10 },
       20,
   };
   std::string image_data_desc;
   image_data_desc.resize(sizeof(PP_ImageDataDesc));
   memcpy(&image_data_desc[0], &expected_desc, sizeof(PP_ImageDataDesc));
   SerializedHandle serialized_handle(SerializedHandle::SHARED_MEMORY);
   PpapiPluginMsg_PDF_GetResourceImageReply reply_msg(expected_resource,
-                                                     image_data_desc);
+                                                     image_data_desc,
+                                                     0);
   ResourceSyncCallHandler handler(
       &sink(),
       PpapiHostMsg_PDF_GetResourceImage::ID,
       PP_OK,
       reply_msg);
   handler.set_serialized_handle(&serialized_handle);
   sink().AddFilter(&handler);
 
   PP_Resource resource = pdf_iface->GetResourceImageForScale(pp_instance(),
       PP_RESOURCEIMAGE_PDF_BUTTON_FTP, 1.0f);
@@ skipping 15 matching lines @@
 
     resource_tracker->ReleaseResource(resource);
   }
 
   // Remove the filter or it will be destroyed before the sink() is destroyed.
   sink().RemoveFilter(&handler);
 }
 
 }  // namespace proxy
 }  // namespace ppapi