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pkg/compiler/lib/src/kernel/element_map_impl.dart

Index: pkg/compiler/lib/src/kernel/element_map_impl.dart
diff --git a/pkg/compiler/lib/src/kernel/element_map_impl.dart b/pkg/compiler/lib/src/kernel/element_map_impl.dart
index 6dc936d8257f2691c70ee2b0673c41c14aa97854..54a238071ba8b6d957e03d45381dc95542afd2f9 100644
--- a/pkg/compiler/lib/src/kernel/element_map_impl.dart
+++ b/pkg/compiler/lib/src/kernel/element_map_impl.dart
@@ -1110,6 +1110,11 @@ class KernelElementEnvironment implements ElementEnvironment {
   }
 
   @override
+  bool isUnnamedMixinApplication(KClass cls) {
+    return elementMap._isUnnamedMixinApplication(cls);
+  }
+
+  @override
   DartType getTypeVariableBound(TypeVariableEntity typeVariable) {
     throw new UnimplementedError(
         'KernelElementEnvironment.getTypeVariableBound');