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pkg/compiler/lib/src/resolution/resolution_strategy.dart

Index: pkg/compiler/lib/src/resolution/resolution_strategy.dart
diff --git a/pkg/compiler/lib/src/resolution/resolution_strategy.dart b/pkg/compiler/lib/src/resolution/resolution_strategy.dart
index c42e75aa70bfb0ba35b4da6c858f3f36deade254..18e827d08000d3e848dabd42e37a89931734ec3c 100644
--- a/pkg/compiler/lib/src/resolution/resolution_strategy.dart
+++ b/pkg/compiler/lib/src/resolution/resolution_strategy.dart
@@ -407,6 +407,11 @@ class _CompilerElementEnvironment implements ElementEnvironment {
   }
 
   @override
+  bool isUnnamedMixinApplication(ClassElement cls) {
+    return cls.isUnnamedMixinApplication;
+  }
+
+  @override
   ResolutionDartType getTypeVariableBound(TypeVariableElement typeVariable) {
     return typeVariable.bound;
   }