| Index: ui/compositor/compositor.cc | 
| diff --git a/ui/compositor/compositor.cc b/ui/compositor/compositor.cc | 
| index 4a2f927cfd08fd9d3c4a01ee9458308b69b08802..17d4bc7c1c5592617ab7d7cce9959a4dad472366 100644 | 
| --- a/ui/compositor/compositor.cc | 
| +++ b/ui/compositor/compositor.cc | 
| @@ -305,6 +305,8 @@ Compositor::Compositor(CompositorDelegate* delegate, | 
| command_line->HasSwitch(switches::kUIShowLayerTree); | 
| settings.refreshRate = | 
| test_compositor_enabled ? kTestRefreshRate : kDefaultRefreshRate; | 
| +  settings.showDebugBorders = | 
| +      command_line->HasSwitch(switches::kUIShowLayerBorders); | 
|  | 
| root_web_layer_->setAnchorPoint(WebKit::WebFloatPoint(0.f, 0.f)); | 
| host_.reset(compositor_support->createLayerTreeView(this, *root_web_layer_, | 
|  |