Propagate color space from the container to the codec.

media/video/video_decode_accelerator.h

Index: media/video/video_decode_accelerator.h
diff --git a/media/video/video_decode_accelerator.h b/media/video/video_decode_accelerator.h
index ff18007634a42e3c4f27be85fd75797630b3bf77..97af30bba0066f42b474015d6bac1a5ea9143242 100644
--- a/media/video/video_decode_accelerator.h
+++ b/media/video/video_decode_accelerator.h
@@ -169,6 +169,9 @@ class MEDIA_EXPORT VideoDecodeAccelerator {
     // Each SPS and PPS is prefixed with the Annex B framing bytes: 0, 0, 0, 1.
     std::vector<uint8_t> sps;
     std::vector<uint8_t> pps;
+
+    // Color space specified by the container.
+    gfx::ColorSpace color_space;
   };
 
   // Interface for collaborating with picture interface to provide memory for