Revert of Change the video color space default.

media/formats/mp2t/es_adapter_video_unittest.cc

Index: media/formats/mp2t/es_adapter_video_unittest.cc
diff --git a/media/formats/mp2t/es_adapter_video_unittest.cc b/media/formats/mp2t/es_adapter_video_unittest.cc
index 631126cea498c02bf1846f93a967e6c411da4086..b601f7ece1f0dffdc2760d20c11f071e90c6bd01 100644
--- a/media/formats/mp2t/es_adapter_video_unittest.cc
+++ b/media/formats/mp2t/es_adapter_video_unittest.cc
@@ -24,9 +24,14 @@
   gfx::Size coded_size(320, 240);
   gfx::Rect visible_rect(0, 0, 320, 240);
   gfx::Size natural_size(320, 240);
-  return VideoDecoderConfig(kCodecH264, H264PROFILE_MAIN, VideoFrame::I420,
-                            VideoFrame::COLOR_SPACE_UNSPECIFIED, coded_size,
-                            visible_rect, natural_size, NULL, 0, false);
+  return VideoDecoderConfig(
+      kCodecH264,
+      H264PROFILE_MAIN,
+      VideoFrame::I420,
+      coded_size,
+      visible_rect,
+      natural_size,
+      NULL, 0, false);
 }
 
 StreamParserBuffer::BufferQueue