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chrome/browser/visitedlink_event_listener.h

-// Copyright (c) 2009 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.
-
-// VisitedLinkEventListener broadcasts link coloring database updates to all
-// processes. It also coalesces the updates to avoid excessive broadcasting of
-// messages to the renderers.
-
-#ifndef CHROME_BROWSER_VISITEDLINK_EVENT_LISTENER_H_
-#define CHROME_BROWSER_VISITEDLINK_EVENT_LISTENER_H_
-#pragma once
-
-#include "base/timer.h"
-#include "chrome/browser/visitedlink_master.h"
-
-namespace base {
-class SharedMemory;
-}
-
-class VisitedLinkEventListener : public VisitedLinkMaster::Listener {
- public:
-  VisitedLinkEventListener();
-  virtual ~VisitedLinkEventListener();
-
-  virtual void NewTable(base::SharedMemory* table_memory);
-  virtual void Add(VisitedLinkMaster::Fingerprint fingerprint);
-  virtual void Reset();
-
- private:
-  void CommitVisitedLinks();
-
-  base::OneShotTimer<VisitedLinkEventListener> coalesce_timer_;
-  VisitedLinkCommon::Fingerprints pending_visited_links_;
-
-  DISALLOW_COPY_AND_ASSIGN(VisitedLinkEventListener);
-};
-
-#endif  // CHROME_BROWSER_VISITEDLINK_EVENT_LISTENER_H_