Use real colorspace for DirectComposition overlays.

ui/gl/dc_renderer_layer_params.h

Index: ui/gl/dc_renderer_layer_params.h
diff --git a/ui/gl/dc_renderer_layer_params.h b/ui/gl/dc_renderer_layer_params.h
index 933bf02fcac50d0e301b65235aeab505500cdd14..efbcf059e4828f64457f8cfe0651868febc404e7 100644
--- a/ui/gl/dc_renderer_layer_params.h
+++ b/ui/gl/dc_renderer_layer_params.h
@@ -9,6 +9,7 @@
 
 #include "base/memory/ref_counted.h"
 #include "third_party/skia/include/core/SkColor.h"
+#include "ui/gfx/color_space.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/rect_f.h"
@@ -32,7 +33,8 @@ struct GL_EXPORT DCRendererLayerParams {
                         unsigned background_color,
                         unsigned edge_aa_mask,
                         float opacity,
-                        unsigned filter);
+                        unsigned filter,
+                        const gfx::ColorSpace& color_space);
   DCRendererLayerParams(const DCRendererLayerParams& other);
   ~DCRendererLayerParams();
 
@@ -47,6 +49,7 @@ struct GL_EXPORT DCRendererLayerParams {
   unsigned edge_aa_mask;
   float opacity;
   unsigned filter;
+  gfx::ColorSpace color_space;
 
   // This is a subset of cc::FilterOperation::FilterType.
   enum class FilterEffectType : uint32_t {