Cleanup: IWYU for base/time.h.

chrome/browser/automation/automation_tab_tracker.h

 // Copyright (c) 2006-2008 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_AUTOMATION_AUTOMATION_TAB_TRACKER_H_
 #define CHROME_BROWSER_AUTOMATION_AUTOMATION_TAB_TRACKER_H_
 
 #include <map>
 
-#include "base/time.h"
 #include "chrome/browser/automation/automation_resource_tracker.h"
 
 namespace content {
 class NavigationController;
 }
 
 class AutomationTabTracker
   : public AutomationResourceTracker<content::NavigationController*> {
  public:
   explicit AutomationTabTracker(IPC::Sender* automation);
   virtual ~AutomationTabTracker();
 
   virtual void AddObserver(content::NavigationController* resource);
   virtual void RemoveObserver(content::NavigationController* resource);
 
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AutomationTabTracker);
 };
 
 #endif  // CHROME_BROWSER_AUTOMATION_AUTOMATION_TAB_TRACKER_H_