Shows a launch spinner next to a sink once it is selected to create a route. The launch spinner sur…

chrome/browser/resources/media_router/media_router_data.js

 // 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.
 
 // Any strings used here will already be localized. Values such as
 // CastMode.type or IDs will be defined elsewhere and determined later.
 cr.define('media_router', function() {
   'use strict';
 
   /**
@@ skipping 104 matching lines @@
     /** @type {?string} */
     this.customControllerPath = customControllerPath;
   };
 
 
   /**
    * @param {string} id The ID of the media sink.
    * @param {string} name The name of the sink.
    * @param {media_router.SinkStatus} status The readiness state of the sink.
    * @param {!Array<number>} castModes Cast modes compatible with the sink.
+   * @param {boolean} isLaunching True if the Media Router is creating a route
+   *    to this sink.
    * @constructor
    * @struct
    */
-  var Sink = function(id, name, status, castModes) {
+  var Sink = function(id, name, status, castModes, isLaunching) {
     /** @type {string} */
     this.id = id;
 
     /** @type {string} */
     this.name = name;
 
     /** @type {media_router.SinkStatus} */
     this.status = status;
 
     /** @type {!Array<number>} */
     this.castModes = castModes;
+
+    /** @type {boolean} */
+    this.isLaunching = isLaunching;
   };
 
 
   /**
    * @param {number} tabId The current tab ID.
    * @param {string} domain The domain of the current tab.
    * @constructor
    * @struct
    */
   var TabInfo = function(tabId, domain) {
     /** @type {number} */
     this.tabId = tabId;
 
     /** @type {string} */
     this.domain = domain;
   };
 
   return {
     SinkStatus: SinkStatus,
     CastMode: CastMode,
     Issue: Issue,
     Route: Route,
     Sink: Sink,
     TabInfo: TabInfo,
   };
 });