Implemented end-of-stream callback for media::PipelineImpl.

media/filters/video_renderer_base_unittest.cc

Index: media/filters/video_renderer_base_unittest.cc
diff --git a/media/filters/video_renderer_base_unittest.cc b/media/filters/video_renderer_base_unittest.cc
index 14f7259187e33d6f4e39cb67a8939aef249402b8..b6a5c6b82f44f13bda69c321d6fecfb3b616d739 100644
--- a/media/filters/video_renderer_base_unittest.cc
+++ b/media/filters/video_renderer_base_unittest.cc
@@ -127,6 +127,12 @@ TEST_F(VideoRendererBaseTest, Initialize_Failed) {
 
 // Test successful initialization and preroll.
 TEST_F(VideoRendererBaseTest, Initialize_Successful) {
+  // Who knows how many times ThreadMain() will execute!
+  //
+  // TODO(scherkus): really, really, really need to inject a thread into
+  // VideoRendererBase... it makes mocking much harder.
+  EXPECT_CALL(host_, GetTime()).WillRepeatedly(Return(base::TimeDelta()));
+
   InSequence s;
 
   // We expect the video size to be set.