Move CancelableTaskTracker to //base/task/CancelableTaskTracker.

chrome/browser/sessions/session_service.h

 // 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.
 
 #ifndef CHROME_BROWSER_SESSIONS_SESSION_SERVICE_H_
 #define CHROME_BROWSER_SESSIONS_SESSION_SERVICE_H_
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/memory/scoped_vector.h"
+#include "base/task/cancelable_task_tracker.h"
 #include "base/time/time.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/sessions/base_session_service.h"
 #include "chrome/browser/sessions/session_id.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_list_observer.h"
-#include "chrome/common/cancelable_task_tracker.h"
 #include "components/browser_context_keyed_service/browser_context_keyed_service.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/base/ui_base_types.h"
 
 class Profile;
 class SessionCommand;
 struct SessionTab;
 struct SessionWindow;
 
@@ skipping 154 matching lines @@
                                const std::string& user_agent_override);
 
   // Callback from GetLastSession.
   // The second parameter is the id of the window that was last active.
   typedef base::Callback<void(ScopedVector<SessionWindow>, SessionID::id_type)>
       SessionCallback;
 
   // Fetches the contents of the last session, notifying the callback when
   // done. If the callback is supplied an empty vector of SessionWindows
   // it means the session could not be restored.
-  CancelableTaskTracker::TaskId GetLastSession(const SessionCallback& callback,
-                                               CancelableTaskTracker* tracker);
+  base::CancelableTaskTracker::TaskId GetLastSession(
+      const SessionCallback& callback,
+      base::CancelableTaskTracker* tracker);
 
   // Overridden from BaseSessionService because we want some UMA reporting on
   // session update activities.
   virtual void Save() OVERRIDE;
 
  private:
   // Allow tests to access our innards for testing purposes.
   FRIEND_TEST_ALL_PREFIXES(SessionServiceTest, RestoreActivation1);
   FRIEND_TEST_ALL_PREFIXES(SessionServiceTest, RestoreActivation2);
   FRIEND_TEST_ALL_PREFIXES(NoStartupWindowTest, DontInitSessionServiceForApps);
@@ skipping 294 matching lines @@
   const base::TimeDelta save_delay_in_hrs_;
 
   // For browser_tests, since we want to simulate the browser shutting down
   // without quitting.
   bool force_browser_not_alive_with_no_windows_;
 
   DISALLOW_COPY_AND_ASSIGN(SessionService);
 };
 
 #endif  // CHROME_BROWSER_SESSIONS_SESSION_SERVICE_H_