Add a unified resource tracker shared between the proxy and the impl.

webkit/plugins/ppapi/ppb_font_impl.h

 // 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.
 
 #ifndef WEBKIT_PLUGINS_PPAPI_PPB_FONT_IMPL_H_
 #define WEBKIT_PLUGINS_PPAPI_PPB_FONT_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "ppapi/c/dev/ppb_font_dev.h"
@@ skipping 11 matching lines @@
 class PluginInstance;
 
 class PPB_Font_Impl : public Resource,
                       public ::ppapi::thunk::PPB_Font_API {
  public:
   virtual ~PPB_Font_Impl();
 
   static PP_Resource Create(PluginInstance* instance,
                             const PP_FontDescription_Dev& description);
 
-  // ResourceObjectBase.
+  // Resource.
   virtual ::ppapi::thunk::PPB_Font_API* AsPPB_Font_API() OVERRIDE;
 
   // PPB_Font implementation.
   virtual PP_Bool Describe(PP_FontDescription_Dev* description,
                            PP_FontMetrics_Dev* metrics) OVERRIDE;
   virtual PP_Bool DrawTextAt(PP_Resource image_data,
                              const PP_TextRun_Dev* text,
                              const PP_Point* position,
                              uint32_t color,
                              const PP_Rect* clip,
@@ skipping 27 matching lines @@
  private:
   PluginInstance* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_Font_FunctionImpl);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PPB_FONT_IMPL_H_