| Index: samples/ui_lib/layout/ViewLayout.dart | 
| diff --git a/samples/ui_lib/layout/ViewLayout.dart b/samples/ui_lib/layout/ViewLayout.dart | 
| index 98be5f1b47679e4ebc73a153ca603eb27804ae88..4843a5263956547a1af0daa0e82e3926d88f475e 100644 | 
| --- a/samples/ui_lib/layout/ViewLayout.dart | 
| +++ b/samples/ui_lib/layout/ViewLayout.dart | 
| @@ -213,7 +213,7 @@ class ViewLayout { | 
| return int.parse(style.substring(0, style.length - 2)); | 
| } else { | 
| // TODO(jmesserly): other size units | 
| -      throw new UnsupportedOperationException( | 
| +      throw new StateError( | 
| 'Unknown min/max content size format: "$style"'); | 
| } | 
| } | 
|  |