| Index: cc/layers/layer_perftest.cc | 
| diff --git a/cc/layers/layer_perftest.cc b/cc/layers/layer_perftest.cc | 
| index 5a2de60d2035fb6b2af3b6681fdafce4e765f1d7..32e99fee12d1d7afae2aed8682e4a3e33b124ea4 100644 | 
| --- a/cc/layers/layer_perftest.cc | 
| +++ b/cc/layers/layer_perftest.cc | 
| @@ -24,7 +24,7 @@ static const int kTimeCheckInterval = 10; | 
| class MockLayerPainter : public LayerPainter { | 
| public: | 
| virtual void Paint(SkCanvas* canvas, | 
| -                     gfx::Rect content_rect, | 
| +                     const gfx::Rect& content_rect, | 
| gfx::RectF* opaque) OVERRIDE {} | 
| }; | 
|  | 
|  |