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

components/sync/api/sync_data.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/api/sync_data.h"
 
-#include <stdint.h>
-
 #include <algorithm>
 #include <ostream>
 
 #include "base/json/json_writer.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/values.h"
-#include "components/sync/base/model_type.h"
-#include "components/sync/core/attachments/attachment_service_proxy.h"
 #include "components/sync/core/base_node.h"
 #include "components/sync/protocol/proto_value_conversions.h"
 #include "components/sync/protocol/sync.pb.h"
 
 namespace {
 
 sync_pb::AttachmentIdProto IdToProto(
     const syncer::AttachmentId& attachment_id) {
   return attachment_id.GetProto();
 }
@@ skipping 199 matching lines @@
   return immutable_entity_.Get().client_defined_unique_tag();
 }
 
 void SyncDataRemote::GetOrDownloadAttachments(
     const AttachmentIdList& attachment_ids,
     const AttachmentService::GetOrDownloadCallback& callback) {
   attachment_service_.GetOrDownloadAttachments(attachment_ids, callback);
 }
 
 }  // namespace syncer