Include the session id in feedback logs.

remoting/webapp/app_remoting/js/app_remoting_activity.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 || {};
 
 /**
  * Type definition for the RunApplicationResponse returned by the API.
  * @typedef {{
@@ skipping 143 matching lines @@
         remoting.Error.fromHttpStatus(xhrResponse.status);
     this.onConnectionFailed(error);
   }
 };
 
 /**
  * @param {remoting.ConnectionInfo} connectionInfo
  */
 remoting.AppRemotingActivity.prototype.onConnected = function(connectionInfo) {
   this.connectedView_ = new remoting.AppConnectedView(
-      document.getElementById('client-container'), connectionInfo);
+      document.getElementById('client-container'),
+      connectionInfo,
+      this.session_);
 
   var idleDetector = new remoting.IdleDetector(
       document.getElementById('idle-dialog'), this.stop.bind(this));
 
   // Map Cmd to Ctrl on Mac since hosts typically use Ctrl for keyboard
   // shortcuts, but we want them to act as natively as possible.
   if (remoting.platformIsMac()) {
     connectionInfo.plugin().setRemapKeys('0x0700e3>0x0700e0,0x0700e7>0x0700e4');
   }
 };
@@ skipping 24 matching lines @@
  * @private
  */
 remoting.AppRemotingActivity.prototype.showErrorMessage_ = function(error) {
   console.error('Connection failed: ' + error.toString());
   remoting.MessageWindow.showErrorMessage(
       remoting.app.getApplicationName(),
       chrome.i18n.getMessage(error.getTag()));
 };
 
 })();