Support new-style Mojo JS core API on IOS.

ios/web/webui/resources/interface_provider.js

-// Copyright 2016 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.
-
-// Module "content/public/renderer/frame_interfaces"
-//
-// This module provides the JavaScript bindings for
-// services/service_manager/public/cpp/connection.h.
-// Refer to that file for more detailed documentation for equivalent methods.
-
-define("content/public/renderer/frame_interfaces", [
-  "ios/mojo/public/js/sync_message_channel",
-  "ios/mojo/public/js/handle_util",
-], function(syncMessageChannel, handleUtil) {
-
-  /**
-   * Binds to specified Mojo interface.
-   * @param {string} getInterface interface name to connect.
-   * @return {!MojoResult} Result code.
-   */
-  function getInterface(interfaceName) {
-    var nativeHandle = syncMessageChannel.sendMessage({
-      name: "interface_provider.getInterface",
-      args: {
-        interfaceName: interfaceName
-      }
-    });
-    return handleUtil.getJavaScriptHandle(nativeHandle);
-  }
-
-  var exports = {};
-  exports.getInterface = getInterface;
-  return exports;
-});