Hook up PpapiPermissions in more places.

ppapi/proxy/ppb_flash_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_proxy.h"
 
 #include <limits>
 
 #include "base/logging.h"
 #include "base/message_loop.h"
@@ skipping 70 matching lines @@
 
 PPB_Flash_Proxy::~PPB_Flash_Proxy() {
 }
 
 // static
 const PPB_Flash_Print_1_0* PPB_Flash_Proxy::GetFlashPrintInterface() {
   return &g_flash_print_interface;
 }
 
 bool PPB_Flash_Proxy::OnMessageReceived(const IPC::Message& msg) {
+  if (!dispatcher()->permissions().HasPermission(PERMISSION_FLASH))
+    return false;
+
   // Prevent the dispatcher from going away during a call to Navigate.
   // This must happen OUTSIDE of OnMsgNavigate since the handling code use
   // the dispatcher upon return of the function (sending the reply message).
   ScopedModuleReference death_grip(dispatcher());
 
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PPB_Flash_Proxy, msg)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBFlash_SetInstanceAlwaysOnTop,
                         OnHostMsgSetInstanceAlwaysOnTop)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBFlash_DrawGlyphs,
@@ skipping 776 matching lines @@
   // It's rarely used enough that we just request this interface when needed.
   const PPB_Flash_Print_1_0* print_interface =
       static_cast<const PPB_Flash_Print_1_0*>(
           dispatcher()->local_get_interface()(PPB_FLASH_PRINT_INTERFACE_1_0));
   if (print_interface)
     print_interface->InvokePrinting(instance);
 }
 
 }  // namespace proxy
 }  // namespace ppapi