Remove all uses of the global Dispatcher Get function.

ppapi/proxy/ppb_graphics_2d_proxy.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 PPAPI_PPB_GRAPHICS_2D_PROXY_H_
 #define PPAPI_PPB_GRAPHICS_2D_PROXY_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_module.h"
@@ skipping 11 matching lines @@
 struct PP_Rect;
 
 namespace pp {
 namespace proxy {
 
 class PPB_Graphics2D_Proxy : public InterfaceProxy {
  public:
   PPB_Graphics2D_Proxy(Dispatcher* dispatcher, const void* target_interface);
   virtual ~PPB_Graphics2D_Proxy();
 
+  static const Info* GetInfo();
+
   const PPB_Graphics2D* ppb_graphics_2d_target() const {
     return static_cast<const PPB_Graphics2D*>(target_interface());
   }
 
   // InterfaceProxy implementation.
-  virtual const void* GetSourceInterface() const;
-  virtual InterfaceID GetInterfaceId() const;
   virtual bool OnMessageReceived(const IPC::Message& msg);
 
  private:
   // Plugin->renderer message handlers.
   void OnMsgCreate(PP_Module module,
                    const PP_Size& size,
                    PP_Bool is_always_opaque,
                    HostResource* result);
   void OnMsgPaintImageData(const HostResource& graphics_2d,
                            const HostResource& image_data,
@@ skipping 17 matching lines @@
                             const HostResource& graphics_2d);
 
   CompletionCallbackFactory<PPB_Graphics2D_Proxy,
                             ProxyNonThreadSafeRefCount> callback_factory_;
 };
 
 }  // namespace proxy
 }  // namespace pp
 
 #endif  // PPAPI_PPB_GRAPHICS_2D_PROXY_H_