Index: cc/layers/heads_up_display_layer.h |
diff --git a/cc/layers/heads_up_display_layer.h b/cc/layers/heads_up_display_layer.h |
index 91164294a5bbf84cc092b7f4bd670082ff296b83..4750fafc7ed34d832b500aa459377974d6bc34eb 100644 |
--- a/cc/layers/heads_up_display_layer.h |
+++ b/cc/layers/heads_up_display_layer.h |
@@ -18,7 +18,7 @@ class CC_EXPORT HeadsUpDisplayLayer : public ContentsScalingLayer { |
static scoped_refptr<HeadsUpDisplayLayer> Create(); |
void PrepareForCalculateDrawProperties( |
- gfx::Size device_viewport, float device_scale_factor); |
+ const gfx::Size& device_viewport, float device_scale_factor); |
virtual bool DrawsContent() const OVERRIDE; |