cc: Support anti-aliasing for solid color layers.

cc/stream_video_draw_quad.cc

Index: cc/stream_video_draw_quad.cc
diff --git a/cc/stream_video_draw_quad.cc b/cc/stream_video_draw_quad.cc
index 91cf3e2ff1bf252081bf32b6ade688c7009c1b79..611875e9d7915a9cfd1b650232b96491580029cb 100644
--- a/cc/stream_video_draw_quad.cc
+++ b/cc/stream_video_draw_quad.cc
@@ -22,7 +22,7 @@ void StreamVideoDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
   gfx::Rect visible_rect = rect;
   bool needs_blending = false;
   DrawQuad::SetAll(shared_quad_state, DrawQuad::STREAM_VIDEO_CONTENT, rect,
-                   opaque_rect, visible_rect, needs_blending);
+                   opaque_rect, visible_rect, needs_blending, AntiAliasing());
   this->texture_id = texture_id;
   this->matrix = matrix;
 }
@@ -35,7 +35,7 @@ void StreamVideoDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
                                  unsigned texture_id,
                                  const gfx::Transform& matrix) {
   DrawQuad::SetAll(shared_quad_state, DrawQuad::STREAM_VIDEO_CONTENT, rect,
-                   opaque_rect, visible_rect, needs_blending);
+                   opaque_rect, visible_rect, needs_blending, AntiAliasing());
   this->texture_id = texture_id;
   this->matrix = matrix;
 }