[Sync] Removing duplicated includes between cc and h files.

components/sync/core/base_node.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/core/base_node.h"
 
-#include <stdint.h>
-
 #include <stack>
 
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/sync/base/time.h"
 #include "components/sync/core/base_transaction.h"
 #include "components/sync/core_impl/syncapi_internal.h"
 #include "components/sync/protocol/app_specifics.pb.h"
 #include "components/sync/protocol/autofill_specifics.pb.h"
 #include "components/sync/protocol/bookmark_specifics.pb.h"
@@ skipping 259 matching lines @@
     const sync_pb::EntitySpecifics& specifics) {
   ModelType type = GetModelTypeFromSpecifics(specifics);
   DCHECK_NE(UNSPECIFIED, type);
   if (GetModelType() != UNSPECIFIED) {
     DCHECK_EQ(GetModelType(), type);
   }
   unencrypted_data_.CopyFrom(specifics);
 }
 
 }  // namespace syncer