Switch to standard integer types in ppapi/.

ppapi/thunk/ppb_isolated_file_system_private_thunk.cc

 // Copyright 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.
 
 // From private/ppb_isolated_file_system_private.idl modified Tue Dec  3
 // 11:01:20 2013.
 
+#include <stdint.h>
+
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/private/ppb_isolated_file_system_private.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppapi_thunk_export.h"
 #include "ppapi/thunk/ppb_isolated_file_system_private_api.h"
 
 namespace ppapi {
 namespace thunk {
@@ skipping 18 matching lines @@
 
 }  // namespace
 
 PPAPI_THUNK_EXPORT const PPB_IsolatedFileSystem_Private_0_2*
 GetPPB_IsolatedFileSystem_Private_0_2_Thunk() {
   return &g_ppb_isolatedfilesystem_private_thunk_0_2;
 }
 
 }  // namespace thunk
 }  // namespace ppapi