Port remaining Sky tests to the new world

sky/tests/dom/ownerScope.dart

Index: sky/tests/dom/ownerScope.dart
diff --git a/sky/tests/dom/ownerScope.sky b/sky/tests/dom/ownerScope.dart
similarity index 98%
rename from sky/tests/dom/ownerScope.sky
rename to sky/tests/dom/ownerScope.dart
index fb163b55aa2ef339c8b8159f401b8c37c9debb5a..7f7b2c273cf6ec9fa246ad207741badd101669b4 100644
--- a/sky/tests/dom/ownerScope.sky
+++ b/sky/tests/dom/ownerScope.dart
@@ -1,5 +1,3 @@
-<sky>
-<script>
 import "../resources/third_party/unittest/unittest.dart";
 import "../resources/unit.dart";
 
@@ -47,5 +45,3 @@ void main() {
     expect(child.owner, isNull);
   });
 }
-</script>
-</sky>