Switch to standard integer types in ppapi/.

ppapi/thunk/ppb_ext_crx_file_system_private_thunk.cc

 // Copyright (c) 2013 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 <stdint.h>
+
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/private/ppb_ext_crx_file_system_private.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_instance_api.h"
 #include "ppapi/thunk/ppb_isolated_file_system_private_api.h"
 #include "ppapi/thunk/resource_creation_api.h"
 #include "ppapi/thunk/thunk.h"
 
@@ skipping 24 matching lines @@
 
 }  // namespace
 
 const PPB_Ext_CrxFileSystem_Private_0_1*
     GetPPB_Ext_CrxFileSystem_Private_0_1_Thunk() {
   return &g_ppb_ext_crxfilesystem_private_thunk_0_1;
 }
 
 }  // namespace thunk
 }  // namespace ppapi