Make a global enum to differentiate impl & proxy.

ppapi/proxy/ppb_video_capture_proxy.cc

 // Copyright (c) 2011 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/ppb_video_capture_proxy.h"
 
 #include <vector>
 
 #include "base/logging.h"
 #include "build/build_config.h"
@@ skipping 231 matching lines @@
   PluginDispatcher* GetDispatcher() const {
     return PluginDispatcher::GetForResource(this);
   }
 
   uint32_t status_;
   std::vector<bool> buffer_in_use_;
   DISALLOW_COPY_AND_ASSIGN(VideoCapture);
 };
 
 VideoCapture::VideoCapture(const HostResource& resource)
-    : Resource(resource),
+    : Resource(OBJECT_IS_PROXY, resource),
       status_(PP_VIDEO_CAPTURE_STATUS_STOPPED) {
 }
 
 VideoCapture::~VideoCapture() {
 }
 
 ppapi::thunk::PPB_VideoCapture_API* VideoCapture::AsPPB_VideoCapture_API() {
   return this;
 }
 
@@ skipping 168 matching lines @@
     return;
 
   VideoCapture* capture = static_cast<VideoCapture*>(enter.object());
   capture->SetBufferInUse(buffer);
   ppp_video_capture_impl_->OnBufferReady(
       host_resource.instance(), capture->pp_resource(), buffer);
 }
 
 }  // namespace proxy
 }  // namespace ppapi