Remove dependency of HistoryService on WebHistoryServiceFactory

chrome/browser/history/history_utils.h

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be

[droger, 2015/02/05 16:16:13]

Nit: I think utility files are usually called "util", not "utils".

+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_HISTORY_HISTORY_UTILS_H_
+#define CHROME_BROWSER_HISTORY_HISTORY_UTILS_H_
+
+#include <set>
+
+#include "base/callback_forward.h"
+
+class HistoryService;
+class GURL;
+
+namespace base {
+class CancelableTaskTrasker;
+class Time;
+}
+
+namespace history {
+
+class WebHistoryService;
+
+// Removes all visits to the given URLs in the specified time range in both
+// |local_history| and |web_history|. Calls HistoryService::ExpireHistoryBetween
+// to delete local visits, and handles deletion of synced visits if appropriate.
+void ExpireLocalAndRemoteHistoryBetween(HistoryService* local_history,
+                                        history::WebHistoryService* web_history,
+                                        const std::set<GURL>& restrict_urls,
+                                        base::Time begin_time,
+                                        base::Time end_time,
+                                        const base::Closure& callback,
+                                        base::CancelableTaskTrasker* tracker);
+

[droger, 2015/02/05 16:16:13]

Remove on blank line.

+
+}  // namespace history
+
+#endif  // CHROME_BROWSER_HISTORY_HISTORY_UTILS_H_