Removed unneeded includes of base/time.h.

chrome/common/worker_thread_ticker.cc

 // 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.
 
 #include "chrome/common/worker_thread_ticker.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/task.h"
-#include "base/time.h"
 #include "base/thread.h"
 
 class WorkerThreadTicker::TimerTask : public Task {
  public:
   TimerTask(WorkerThreadTicker* ticker) : ticker_(ticker) {
   }
 
   virtual void Run() {
     // When the ticker is running, the handler list CANNOT be modified.
     // So we can do the enumeration safely without a lock
@@ skipping 69 matching lines @@
     return false;
   is_running_ = false;
   timer_thread_.Stop();
   return true;
 }
 
 void WorkerThreadTicker::ScheduleTimerTask() {
   timer_thread_.message_loop()->PostDelayedTask(FROM_HERE, new TimerTask(this),
                                                 tick_interval_);
 }