dart2js_native tests: Migrate 'native STRING' to JS-calls - part 2/2

tests/compiler/dart2js_native/issue9182_test.dart

Index: tests/compiler/dart2js_native/issue9182_test.dart
diff --git a/tests/compiler/dart2js_native/issue9182_test.dart b/tests/compiler/dart2js_native/issue9182_test.dart
index 8473d5f6c3bafc34cf57e97de9eb47c50106eb7a..62a0a60368590f2b90da489db06b77303f567261 100644
--- a/tests/compiler/dart2js_native/issue9182_test.dart
+++ b/tests/compiler/dart2js_native/issue9182_test.dart
@@ -24,11 +24,14 @@ class Bar {
   }
 }
 
-void setup() native r"""
-function A(){}
-makeA = function() { return new A; };
-self.nativeConstructor(A);
-""";
+void setup() {
+  JS('', r"""
+(function(){
+  function A(){}
+  makeA = function() { return new A() };
+  self.nativeConstructor(A);
+})()""");
+}
 
 makeA() native;