Hook up PpapiPermissions in more places.

ppapi/proxy/ppb_flash_message_loop_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_flash_message_loop_proxy.h"
 
 #include "base/bind.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/private/ppb_flash_message_loop.h"
 #include "ppapi/proxy/enter_proxy.h"
@@ skipping 78 matching lines @@
 
   HostResource result;
   dispatcher->Send(new PpapiHostMsg_PPBFlashMessageLoop_Create(
       API_ID_PPB_FLASH_MESSAGELOOP, instance, &result));
   if (result.is_null())
     return 0;
   return (new FlashMessageLoop(result))->GetReference();
 }
 
 bool PPB_Flash_MessageLoop_Proxy::OnMessageReceived(const IPC::Message& msg) {
+  if (!dispatcher()->permissions().HasPermission(PERMISSION_FLASH))
+    return false;
+
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PPB_Flash_MessageLoop_Proxy, msg)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBFlashMessageLoop_Create,
                         OnMsgCreate)
     // We cannot use IPC_MESSAGE_HANDLER here. Because it tries to send the sync
     // message reply after the handler returns. However, in this case, the
     // PPB_Flash_MessageLoop_Proxy object may be destroyed before the handler
     // returns.
     IPC_MESSAGE_HANDLER_DELAY_REPLY(PpapiHostMsg_PPBFlashMessageLoop_Run,
                                     OnMsgRun)
@@ skipping 39 matching lines @@
 void PPB_Flash_MessageLoop_Proxy::WillQuitSoon(
     scoped_ptr<IPC::Message> reply_message,
     int32_t result) {
   PpapiHostMsg_PPBFlashMessageLoop_Run::WriteReplyParams(reply_message.get(),
                                                          result);
   Send(reply_message.release());
 }
 
 }  // namespace proxy
 }  // namespace ppapi