PPAPI: Make PPP_MessageHandler work in PNaCl

ppapi/proxy/ppb_instance_proxy.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 "ppapi/proxy/ppb_instance_proxy.h"
 
 #include "base/memory/ref_counted.h"
 #include "build/build_config.h"
 #include "media/base/limits.h"
 #include "ppapi/c/pp_errors.h"
@@ skipping 820 matching lines @@
                                      PP_Var message) {
   dispatcher()->Send(new PpapiHostMsg_PPBInstance_PostMessage(
       API_ID_PPB_INSTANCE,
       instance, SerializedVarSendInputShmem(dispatcher(), message,
                                             instance)));
 }
 
 int32_t PPB_Instance_Proxy::RegisterMessageHandler(
     PP_Instance instance,
     void* user_data,
-    const PPP_MessageHandler_0_1* handler,
+    const PPP_MessageHandler_0_2* handler,
     PP_Resource message_loop) {
   InstanceData* data =
       static_cast<PluginDispatcher*>(dispatcher())->GetInstanceData(instance);
   if (!data)
     return PP_ERROR_BADARGUMENT;
 
   int32_t result = PP_ERROR_FAILED;
   scoped_ptr<MessageHandler> message_handler = MessageHandler::Create(
       instance, handler, user_data, message_loop, &result);
   if (message_handler)
@@ skipping 717 matching lines @@
     PP_Instance instance) {
   InstanceData* data = static_cast<PluginDispatcher*>(dispatcher())->
       GetInstanceData(instance);
   if (!data)
     return;  // Instance was probably deleted.
   data->should_do_request_surrounding_text = false;
 }
 
 }  // namespace proxy
 }  // namespace ppapi