Use the same disconnect prompt for client and host.

remoting/webapp/me2mom/remoting.js

 // Copyright (c) 2011 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.
 
 var remoting = remoting || {};
 
 (function() {
 'use strict';
 
 window.addEventListener('blur', pluginLostFocus_, false);
@@ skipping 580 matching lines @@
  */
 remoting.disconnect = function() {
   if (remoting.session) {
     remoting.session.disconnect();
     remoting.session = null;
     remoting.debug.log('Disconnected.');
     remoting.setMode(remoting.AppMode.CLIENT_SESSION_FINISHED);
   }
 }
 
-/** If the client is connected, or the host is shared, prompt before closing.
+/**
+ * If the client is connected, or the host is shared, prompt before closing.
  *
  * @return {(string|void)} The prompt string if a connection is active.
  */
 remoting.promptClose = function() {
-  var messageId = null;
-  if (remoting.getMajorMode() == remoting.AppMode.HOST &&
-      remoting.currentMode != remoting.AppMode.HOST_UNSHARED) {
-    messageId = 'closePromptHost';
-  } else if (remoting.getMajorMode() == remoting.AppMode.IN_SESSION ||
-             remoting.currentMode == remoting.AppMode.CLIENT_CONNECTING) {
-    messageId = 'closePromptClient';
-  }
-  if (messageId) {
-    var result = chrome.i18n.getMessage(messageId);
+  // Prompt to close if the host is in any state other than unshared, or if the
+  // client is connecting or has already connected.
+  if ((remoting.getMajorMode() == remoting.AppMode.HOST &&
+       remoting.currentMode != remoting.AppMode.HOST_UNSHARED) ||
+      remoting.getMajorMode() == remoting.AppMode.IN_SESSION ||
+      remoting.currentMode == remoting.AppMode.CLIENT_CONNECTING) {
+    var result = chrome.i18n.getMessage('closePrompt');
     return result;
   }
 }
 
 }());