Touch Events capability negotiation

remoting/webapp/base/js/client_session_factory.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.
 
 /** @suppress {duplicate} */
 var remoting = remoting || {};
 
 (function() {
 
 'use strict';
 
 /**
  * @param {Element} container parent element for the plugin to be created.
  * @param {Array<string>} capabilities capabilities required by this
  *     application.
  * @constructor
  */
 remoting.ClientSessionFactory = function(container, capabilities) {
   /** @private */
   this.container_ = /** @type {HTMLElement} */ (container);
 
   /** @private {Array<string>} */
   this.requiredCapabilities_ = [
     remoting.ClientSession.Capability.SEND_INITIAL_RESOLUTION,
     remoting.ClientSession.Capability.RATE_LIMIT_RESIZE_REQUESTS,
-    remoting.ClientSession.Capability.VIDEO_RECORDER
+    remoting.ClientSession.Capability.VIDEO_RECORDER,
+    remoting.ClientSession.Capability.TOUCH_EVENTS
   ];
 
   // Append the app-specific capabilities.
   this.requiredCapabilities_.push.apply(this.requiredCapabilities_,
                                         capabilities);
 };
 
 /**
  * Creates a session.
  *
@@ skipping 88 matching lines @@
           new remoting.Error(remoting.Error.Tag.BAD_PLUGIN_VERSION));
       return;
     }
     deferred.resolve(plugin);
   }
   plugin.initialize(onInitialized);
   return deferred.promise();
 }
 
 })();