Dart: Removes all but native calls and the handle watcher from the snapshot.

sky/tests/services/iframe-embed-vmc.sky

Index: sky/tests/services/iframe-embed-vmc.sky
diff --git a/sky/tests/services/iframe-embed-vmc.sky b/sky/tests/services/iframe-embed-vmc.sky
index de907692241277922faaaf2e92aed006853db61a..5234c5f5bc656a9f008d64f68295125aa7a4aa2d 100644
--- a/sky/tests/services/iframe-embed-vmc.sky
+++ b/sky/tests/services/iframe-embed-vmc.sky
@@ -7,10 +7,10 @@ import 'dart:async';
 import 'dart:sky';
 import 'dart:sky.internals' as internals;
 import 'dart:typed_data';
-import 'dart:mojo.bindings';
-import 'dart:mojo.core';
 
 import 'package:mojo/public/dart/application.dart';
+import 'package:mojo/public/dart/bindings.dart';
+import 'package:mojo/public/dart/core.dart';
 import 'package:mojo/public/interfaces/application/shell.mojom.dart' as shell_mojom;
 import 'package:mojo/services/input_events/public/interfaces/input_events.mojom.dart' as input_events;
 import 'package:mojo/services/view_manager/public/interfaces/view_manager.mojom.dart' as view_manager;