Make a global enum to differentiate impl & proxy.

webkit/plugins/ppapi/ppb_graphics_2d_impl.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 "webkit/plugins/ppapi/ppb_graphics_2d_impl.h"
 
 #include <iterator>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 136 matching lines @@
 
   // Valid when type == SCROLL.
   gfx::Rect scroll_clip_rect;
   int scroll_dx, scroll_dy;
 
   // Valid when type == REPLACE.
   scoped_refptr<PPB_ImageData_Impl> replace_image;
 };
 
 PPB_Graphics2D_Impl::PPB_Graphics2D_Impl(PP_Instance instance)
-    : Resource(instance),
+    : Resource(::ppapi::OBJECT_IS_IMPL, instance),
       bound_instance_(NULL),
       offscreen_flush_pending_(false),
       is_always_opaque_(false),
       weak_ptr_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)) {
 }
 
 PPB_Graphics2D_Impl::~PPB_Graphics2D_Impl() {
   // LastPluginRefWasDeleted should have aborted all pending callbacks.
   DCHECK(painted_flush_callback_.is_null());
   DCHECK(unpainted_flush_callback_.is_null());
@@ skipping 502 matching lines @@
 }
 
 bool PPB_Graphics2D_Impl::HasPendingFlush() const {
   return !unpainted_flush_callback_.is_null() ||
          !painted_flush_callback_.is_null() ||
          offscreen_flush_pending_;
 }
 
 }  // namespace ppapi
 }  // namespace webkit