Allow callers of TimeSource::GetWallClockTime() to suspend time.

media/renderers/video_renderer_impl.cc

Index: media/renderers/video_renderer_impl.cc
diff --git a/media/renderers/video_renderer_impl.cc b/media/renderers/video_renderer_impl.cc
index c586ab23e26946a04063b43b2c8e302120a2309b..27b86ce7f888a2de2e3975117215f363598ee633 100644
--- a/media/renderers/video_renderer_impl.cc
+++ b/media/renderers/video_renderer_impl.cc
@@ -130,7 +130,7 @@ void VideoRendererImpl::Initialize(
     const BufferingStateCB& buffering_state_cb,
     const base::Closure& ended_cb,
     const PipelineStatusCB& error_cb,
-    const WallClockTimeCB& wall_clock_time_cb,
+    const TimeSource::WallClockTimeCB& wall_clock_time_cb,
     const base::Closure& waiting_for_decryption_key_cb) {
   DCHECK(task_runner_->BelongsToCurrentThread());
   base::AutoLock auto_lock(lock_);
@@ -333,8 +333,8 @@ void VideoRendererImpl::ThreadMain() {
       continue;
     }
 
-    base::TimeTicks target_paint_time =
-        wall_clock_time_cb_.Run(ready_frames_.front()->timestamp());
+    base::TimeTicks target_paint_time = wall_clock_time_cb_.Run(
+        ready_frames_.front()->timestamp(), TimeSource::SINGLE_TIMESTAMP);
 
     // If media time has stopped, don't attempt to paint any more frames.
     if (target_paint_time.is_null()) {
@@ -408,7 +408,8 @@ void VideoRendererImpl::PaintNextReadyFrame_Locked() {
   scoped_refptr<VideoFrame> next_frame = ready_frames_.front();
   ready_frames_.pop_front();
 
-  last_media_time_ = wall_clock_time_cb_.Run(next_frame->timestamp());
+  last_media_time_ = wall_clock_time_cb_.Run(next_frame->timestamp(),
+                                             TimeSource::SINGLE_TIMESTAMP);
 
   paint_cb_.Run(next_frame);
 
@@ -423,8 +424,8 @@ void VideoRendererImpl::DropNextReadyFrame_Locked() {
 
   lock_.AssertAcquired();
 
-  last_media_time_ =
-      wall_clock_time_cb_.Run(ready_frames_.front()->timestamp());
+  last_media_time_ = wall_clock_time_cb_.Run(ready_frames_.front()->timestamp(),
+                                             TimeSource::SINGLE_TIMESTAMP);
 
   ready_frames_.pop_front();
   frames_dropped_++;