Port remaining Sky tests to the new world

sky/tests/services/network.dart

Index: sky/tests/services/network.dart
diff --git a/sky/tests/services/network.sky b/sky/tests/services/network.dart
similarity index 96%
rename from sky/tests/services/network.sky
rename to sky/tests/services/network.dart
index 3b125cb24358fd49e92c51a263d24c19a12ab72d..0db1aa55780bbbcd022a5e154509a2c2b05a368f 100644
--- a/sky/tests/services/network.sky
+++ b/sky/tests/services/network.dart
@@ -1,6 +1,3 @@
-#!mojo mojo:sky_viewer
-<sky>
-<script>
 import 'dart:async';
 import 'dart:typed_data';
 import "dart:sky.internals" as internals;
@@ -45,5 +42,3 @@ main() async {
   var result = await run(url);
   internals.notifyTestComplete(result);
 }
-</script>
-</sky>