Resolve initializers in their proper scope.

dart/tests/language/src/Issue4515170Test.dart

Index: dart/tests/language/src/Issue4515170Test.dart
diff --git a/dart/tests/language/src/Issue4515170Test.dart b/dart/tests/language/src/Issue4515170Test.dart
index 8434ca77961d2adfd3a3fe79215b1dc27075db0d..251778b8ca88eb572e57e1bd31d633ef511fbc4a 100644
--- a/dart/tests/language/src/Issue4515170Test.dart
+++ b/dart/tests/language/src/Issue4515170Test.dart
@@ -7,12 +7,8 @@ class Issue4515170Test {
   static int defaultVal([int a = VAL]) {
     return a;
   }
-
-  static testMain() {
-    defaultVal();
-  }
 }
 
 main() {
-  Issue4515170Test.testMain();
+  Expect.equals(3, Issue4515170Test.defaultVal());
 }