Switch to standard integer types in mojo/.

mojo/edk/system/core_test_base.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.
 
 #include "mojo/edk/system/core_test_base.h"
 
+#include <stddef.h>
+#include <stdint.h>
+
 #include <vector>
 
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "mojo/edk/system/configuration.h"
 #include "mojo/edk/system/core.h"
 #include "mojo/edk/system/dispatcher.h"
 #include "mojo/public/cpp/system/macros.h"
 
 namespace mojo {
@@ skipping 351 matching lines @@
 }
 
 void CoreTestBase_MockHandleInfo::AwakableWasAdded(Awakable* awakable) {
   base::AutoLock locker(lock_);
   added_awakables_.push_back(awakable);
 }
 
 }  // namespace test
 }  // namespace edk
 }  // namespace mojo