Use a direct include of time headers in chrome/browser/, part 4.

chrome/browser/net/network_time_tracker.h

 // Copyright (c) 2013 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_NET_NETWORK_TIME_TRACKER_H_
 #define CHROME_BROWSER_NET_NETWORK_TIME_TRACKER_H_
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/thread_checker.h"
-#include "base/time.h"
+#include "base/time/time.h"
 #include "net/base/network_time_notifier.h"
 
 class IOThread;
 class NetworkTimeTrackerTest;
 
 // A class that receives network time updates and can provide the network time
 // for a corresponding local time. This class is not thread safe, but may live
 // on any thread.
 // Note that all NetworkTimeTracker instances interact with a
 // NetworkTimeNotifier singleton that lives on the IO thread. This class
@@ skipping 53 matching lines @@
   base::TimeDelta network_time_uncertainty_;
 
   base::WeakPtrFactory<NetworkTimeTracker> weak_ptr_factory_;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkTimeTracker);
 };
 
 #endif  // CHROME_BROWSER_NET_NETWORK_TIME_TRACKER_H_