Dart: Renames dart:mojo_blah -> mojo:blah

sky/framework/embedder.dart

 // Copyright 2015 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.
 
 import "/mojo/public/dart/application.dart";
-import "dart:mojo_bindings" as bindings;
-import "dart:mojo_core" as core;
 import "dart:sky.internals" as internals;
+import "mojo:bindings" as bindings;
+import "mojo:core" as core;
 import "package:mojo/public/interfaces/application/service_provider.mojom.dart";
 import "package:mojo/public/interfaces/application/shell.mojom.dart";
 
 final _EmbedderImpl embedder = new _EmbedderImpl();
 
 class _EmbedderImpl {
   ApplicationConnection _connection;
 
   final ShellProxy shell = new ShellProxy.fromHandle(
       new core.MojoHandle(internals.takeShellProxyHandle()));
@@ skipping 24 matching lines @@
   void connectToService(String url, bindings.Proxy proxy) {
     var appSp = new ServiceProviderProxy.unbound();
     shell.connectToApplication(url, appSp, null);
     var pipe = new core.MojoMessagePipe();
     proxy.bind(pipe.endpoints[0]);
     appSp.connectToService(proxy.name, pipe.endpoints[1]);
     appSp.close();
   }
 }