cc: Unify all sources of color space for YUVVideoDrawQuad

cc/ipc/quads.mojom

Index: cc/ipc/quads.mojom
diff --git a/cc/ipc/quads.mojom b/cc/ipc/quads.mojom
index 5ec7e45fca14a41a71f25810028e2002fb1dba96..3acf8339bb08a4a007937dc897b253c6d8f16d2b 100644
--- a/cc/ipc/quads.mojom
+++ b/cc/ipc/quads.mojom
@@ -83,12 +83,6 @@ struct TileQuadState {
   bool nearest_neighbor;
 };
 
-enum YUVColorSpace {
-  REC_601,       // SDTV standard with restricted "studio swing" color range.
-  REC_709,       // HDTV standard with restricted "studio swing" color range.
-  JPEG,          // Full color range [0, 255] JPEG color space.
-};
-
 struct YUVVideoQuadState {
   gfx.mojom.RectF ya_tex_coord_rect;
   gfx.mojom.RectF uv_tex_coord_rect;
@@ -98,7 +92,6 @@ struct YUVVideoQuadState {
   uint32 u_plane_resource_id;
   uint32 v_plane_resource_id;
   uint32 a_plane_resource_id;
-  YUVColorSpace color_space;
   float resource_offset;
   float resource_multiplier;
   uint32 bits_per_channel;