Replace erroneous use of base::Time with base::TimeTicks throughout media code.

media/base/pipeline.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_PIPELINE_H_
 #define MEDIA_BASE_PIPELINE_H_
 
 #include <string>
 
 #include "base/gtest_prod_util.h"
 #include "base/synchronization/condition_variable.h"
 #include "base/synchronization/lock.h"
 #include "base/threading/thread_checker.h"
-#include "base/time/default_clock.h"
+#include "base/time/default_tick_clock.h"
 #include "media/base/audio_renderer.h"
 #include "media/base/demuxer.h"
 #include "media/base/media_export.h"
 #include "media/base/pipeline_status.h"
 #include "media/base/ranges.h"
 #include "media/base/serial_runner.h"
 #include "ui/gfx/size.h"
 
 namespace base {
 class MessageLoopProxy;
@@ skipping 341 matching lines @@
   // Current volume level (from 0.0f to 1.0f).  This value is set immediately
   // via SetVolume() and a task is dispatched on the message loop to notify the
   // filters.
   float volume_;
 
   // Current playback rate (>= 0.0f).  This value is set immediately via
   // SetPlaybackRate() and a task is dispatched on the message loop to notify
   // the filters.
   float playback_rate_;
 
-  // base::Clock used by |clock_|.
-  base::DefaultClock default_clock_;
+  // base::TickClock used by |clock_|.
+  base::DefaultTickClock default_tick_clock_;
 
   // Reference clock.  Keeps track of current playback time.  Uses system
   // clock and linear interpolation, but can have its time manually set
   // by filters.
   scoped_ptr<Clock> clock_;
 
   // If this value is set to true, then |clock_| is paused and we are waiting
   // for an update of the clock greater than or equal to the elapsed time to
   // start the clock.
   bool waiting_for_clock_update_;
@@ skipping 44 matching lines @@
 
   // Holds the initialized renderers. Used for setting the volume,
   // playback rate, and determining when playback has finished.
   scoped_ptr<AudioRenderer> audio_renderer_;
   scoped_ptr<VideoRenderer> video_renderer_;
 
   PipelineStatistics statistics_;
 
   // Time of pipeline creation; is non-zero only until the pipeline first
   // reaches "kStarted", at which point it is used & zeroed out.
-  base::Time creation_time_;
+  base::TimeTicks creation_time_;
 
   scoped_ptr<SerialRunner> pending_callbacks_;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(Pipeline);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_PIPELINE_H_