Use a direct include of time headers in media/.

media/base/clock.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 MEDIA_BASE_CLOCK_H_
 #define MEDIA_BASE_CLOCK_H_
 
 #include "base/basictypes.h"
-#include "base/time.h"
+#include "base/time/time.h"
 #include "media/base/media_export.h"
 
 namespace base {
 class TickClock;
 }  // namespace base
 
 namespace media {
 
 // A clock represents a single source of time to allow audio and video streams
 // to synchronize with each other.  Clock essentially tracks the media time with
@@ skipping 102 matching lines @@
 
   // Duration of the media.
   base::TimeDelta duration_;
 
   DISALLOW_COPY_AND_ASSIGN(Clock);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_CLOCK_H_