PPAPI: Force async callback invocation option.

ppapi/proxy/ppb_flash_menu_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_flash_menu_proxy.h"
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/private/ppb_flash_menu.h"
 #include "ppapi/proxy/ppapi_messages.h"
+#include "ppapi/thunk/common.h"
 
 namespace pp {
 namespace proxy {
 
 class FlashMenu : public PluginResource {
  public:
   explicit FlashMenu(const HostResource& resource)
       : PluginResource(resource),
         callback_(PP_BlockUntilComplete()),
         selected_id_ptr_(NULL) {
@@ skipping 41 matching lines @@
 PP_Bool IsFlashMenu(PP_Resource resource) {
   return BoolToPPBool(!!PluginResource::GetAs<FlashMenu>(resource));
 }
 
 int32_t Show(PP_Resource menu_id,
              const PP_Point* location,
              int32_t* selected_id,
              PP_CompletionCallback callback) {
   FlashMenu* object = PluginResource::GetAs<FlashMenu>(menu_id);
   if (!object)
-    return PP_ERROR_BADRESOURCE;
+    return ppapi::thunk::MayForceCallback(callback, PP_ERROR_BADRESOURCE);
   PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(
       object->instance());
   if (!dispatcher)
-    return PP_ERROR_FAILED;
+    return ppapi::thunk::MayForceCallback(callback, PP_ERROR_FAILED);
 
   if (object->callback().func)
-    return PP_ERROR_INPROGRESS;
+    return ppapi::thunk::MayForceCallback(callback, PP_ERROR_INPROGRESS);
 
   object->set_selected_id_ptr(selected_id);
   object->set_callback(callback);
 
   dispatcher->Send(new PpapiHostMsg_PPBFlashMenu_Show(
       INTERFACE_ID_PPB_FLASH_MENU, object->host_resource(), *location));
 
   return PP_OK_COMPLETIONPENDING;
 }
 
@@ skipping 106 matching lines @@
   dispatcher()->Send(new PpapiMsg_PPBFlashMenu_ShowACK(
       INTERFACE_ID_PPB_FLASH_MENU,
       request->menu,
       request->selected_id,
       result));
   delete request;
 }
 
 }  // namespace proxy
 }  // namespace pp