[Sync] Removing duplicate includes, part 2.

components/sync/base/node_ordinal_unittest.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 "components/sync/base/node_ordinal.h"
 
-#include <stdint.h>
-
 #include <algorithm>
 #include <cstddef>
 #include <functional>
 #include <limits>
 #include <vector>
 
 #include "base/macros.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace syncer {
@@ skipping 121 matching lines @@
 TEST(NodeOrdinalTest, CreateBetween) {
   const NodeOrdinal ordinal1("\1\1\1\1\1\1\1\1");
   const NodeOrdinal ordinal2("\1\1\1\1\1\1\1\3");
   EXPECT_EQ("\1\1\1\1\1\1\1\2",
             ordinal1.CreateBetween(ordinal2).ToInternalValue());
 }
 
 }  // namespace
 
 }  // namespace syncer