| Index: pkg/compiler/lib/src/mirrors/dart2js_instance_mirrors.dart | 
| diff --git a/pkg/compiler/lib/src/mirrors/dart2js_instance_mirrors.dart b/pkg/compiler/lib/src/mirrors/dart2js_instance_mirrors.dart | 
| index 9a2cbe29423176e09a923f8680d2f1c79c98bf97..55d8789b22a10c40f87960ea2073a479dfd1bf0a 100644 | 
| --- a/pkg/compiler/lib/src/mirrors/dart2js_instance_mirrors.dart | 
| +++ b/pkg/compiler/lib/src/mirrors/dart2js_instance_mirrors.dart | 
| @@ -56,7 +56,7 @@ InstanceMirror _convertConstantToInstanceMirror( | 
| } else if (value.isConstructedObject) { | 
| return new Dart2JsConstructedConstantMirror(mirrorSystem, constant, value); | 
| } | 
| -  mirrorSystem.compiler.internalError(NO_LOCATION_SPANNABLE, | 
| +  mirrorSystem.compiler.reporter.internalError(NO_LOCATION_SPANNABLE, | 
| "Unexpected constant value $value"); | 
| return null; | 
| } | 
|  |