Remove DartPackage annotation from NativeViewport and GPU mojoms

mojo/dart/packages/mojo_services/lib/mojo/gfx/composition/compositor.mojom.dart

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 library compositor_mojom;
 
 import 'dart:async';
 
 import 'package:mojo/bindings.dart' as bindings;
 import 'package:mojo/core.dart' as core;
 import 'package:mojo/mojo/bindings/types/mojom_types.mojom.dart' as mojom_types;
 import 'package:mojo/mojo/bindings/types/service_describer.mojom.dart' as service_describer;
 import 'package:mojo_services/mojo/geometry.mojom.dart' as geometry_mojom;
-import 'package:mojo_services/mojo/context_provider.mojom.dart' as context_provider_mojom;
+import 'package:mojom/mojo/context_provider.mojom.dart' as context_provider_mojom;
 import 'package:mojo_services/mojo/gfx/composition/scene_token.mojom.dart' as scene_token_mojom;
 import 'package:mojo_services/mojo/gfx/composition/scenes.mojom.dart' as scenes_mojom;
 import 'package:mojo_services/mojo/gfx/composition/renderers.mojom.dart' as renderers_mojom;
 const int kLabelMaxLength = 32;
 
 
 
 class _CompositorCreateSceneParams extends bindings.Struct {
   static const List<bindings.StructDataHeader> kVersions = const [
     const bindings.StructDataHeader(24, 0)
@@ skipping 464 matching lines @@
   }
 
   int get version => 0;
 
   service_describer.ServiceDescription get serviceDescription =>
     new _CompositorServiceDescription();
 }