Switch to standard integer types in base/.

base/critical_closure.h

 // 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.
 
 #ifndef BASE_CRITICAL_CLOSURE_H_
 #define BASE_CRITICAL_CLOSURE_H_
 
 #include "base/callback.h"
+#include "base/macros.h"
+#include "build/build_config.h"
 
 #if defined(OS_IOS)
 #include "base/bind.h"
 #include "base/ios/scoped_critical_action.h"
 #endif
 
 namespace base {
 
 namespace internal {
 
@@ skipping 52 matching lines @@
 inline Callback<R(void)> MakeCriticalClosure(const Callback<R(void)>& closure) {
   // No-op for platforms where the application does not need to acquire
   // background time for closures to finish when it goes into the background.
   return closure;
 }
 #endif  // defined(OS_IOS)
 
 }  // namespace base
 
 #endif  // BASE_CRITICAL_CLOSURE_H_