Clean up sparse_histogram.h header

components/safe_browsing_db/v4_protocol_manager_util.cc

 // Copyright 2016 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/safe_browsing_db/v4_protocol_manager_util.h"
 
 #include "base/base64.h"
-#include "base/metrics/sparse_histogram.h"
+#include "base/metrics/histogram_macros.h"
 #include "base/rand_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "crypto/sha2.h"
 #include "net/base/escape.h"
 #include "net/http/http_request_headers.h"
 #include "url/url_util.h"
 
 using base::Time;
 using base::TimeDelta;
@@ skipping 484 matching lines @@
 // static
 void V4ProtocolManagerUtil::SetClientInfoFromConfig(
     ClientInfo* client_info,
     const V4ProtocolConfig& config) {
   DCHECK(client_info);
   client_info->set_client_id(config.client_name);
   client_info->set_client_version(config.version);
 }
 
 }  // namespace safe_browsing