Index: pkg/compiler/lib/src/inferrer/simple_types_inferrer.dart |
diff --git a/pkg/compiler/lib/src/inferrer/simple_types_inferrer.dart b/pkg/compiler/lib/src/inferrer/simple_types_inferrer.dart |
index e3bdac5f04012ea9547d1802c070bc42183a6f4e..1ac0b3edbc7150a9f140e79a632d0ce1730af4bc 100644 |
--- a/pkg/compiler/lib/src/inferrer/simple_types_inferrer.dart |
+++ b/pkg/compiler/lib/src/inferrer/simple_types_inferrer.dart |
@@ -1436,7 +1436,6 @@ class SimpleTypeInferrerVisitor<T> |
return inferrer.typeOfNativeBehavior(nativeBehavior); |
} else if (name == 'JS_NULL_CLASS_NAME' |
|| name == 'JS_OBJECT_CLASS_NAME' |
- || name == 'JS_OPERATOR_IS_PREFIX' |
|| name == 'JS_OPERATOR_AS_PREFIX' |
|| name == 'JS_STRING_CONCAT') { |
return types.stringType; |