Remove the NPAPI plugin from the webapp.

remoting/webapp/host_install_dialog.js

 // Copyright 2014 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.
 
 'use strict';
 
 /** @suppress {duplicate} */
 var remoting = remoting || {};
 
 /**
  * HostInstallDialog prompts the user to install host components.
  *
  * @constructor
  */
 remoting.HostInstallDialog = function() {
   this.continueInstallButton_ = document.getElementById(
       'host-install-continue');
   this.cancelInstallButton_ = document.getElementById(
       'host-install-dismiss');
   this.retryInstallButton_ = document.getElementById(
       'host-install-retry');
 
   this.onOkClickedHandler_ = this.onOkClicked_.bind(this);
   this.onCancelClickedHandler_ = this.onCancelClicked_.bind(this);
   this.onRetryClickedHandler_ = this.onRetryClicked_.bind(this);
 
   this.continueInstallButton_.disabled = false;
   this.cancelInstallButton_.disabled = false;
 
-  /** @param {remoting.HostController.AsyncResult} asyncResult @private*/
-  this.onDoneHandler_ = function(asyncResult) {}
+  /** @private*/

[Sergey Ulanov, 2014/05/24 01:50:34]

nit: space before */

+  this.onDoneHandler_ = function() {}
 
   /** @param {remoting.Error} error @private */
   this.onErrorHandler_ = function(error) {}
 };
 
 /** @type {Object.<string,string>} */
 remoting.HostInstallDialog.hostDownloadUrls = {
   'Win32' : 'http://dl.google.com/dl/edgedl/chrome-remote-desktop/' +
       'chromeremotedesktophost.msi',
   'MacIntel' : 'https://dl.google.com/chrome-remote-desktop/' +
       'chromeremotedesktop.dmg',
   'Linux x86_64' : 'https://dl.google.com/linux/direct/' +
       'chrome-remote-desktop_current_amd64.deb',
   'Linux i386' : 'https://dl.google.com/linux/direct/' +
       'chrome-remote-desktop_current_i386.deb'
 };
 
 /**
  * Starts downloading host components and shows installation prompt.
  *
- * @param {remoting.HostPlugin} hostPlugin Used to install the host on Windows.
- * @param {function(remoting.HostController.AsyncResult):void} onDone Callback
- *     called when user clicks Ok, presumably after installing the host. The
- *     handler must verify that the host has been installed and call tryAgain()
- *     otherwise.
+ * @param {function():void} onDone Callback called when user clicks Ok,
+ * presumably after installing the host. The handler must verify that the host
+ * has been installed and call tryAgain() otherwise.
  * @param {function(remoting.Error):void} onError Callback called when user
  *    clicks Cancel button or there is some other unexpected error.
  * @return {void}
  */
-remoting.HostInstallDialog.prototype.show = function(
-    hostPlugin, onDone, onError) {
-  // On Windows, host installation is automatic (handled by the NPAPI plugin)
-  // and we don't show the dialog. On Mac and Linux, we show the dialog and the
-  // user is expected to manually install the host before clicking OK.
-  // TODO (weitaosu): Make host installation automatic for IT2Me (like Me2Me) on
-  // Windows. Currently hostController is always null for IT2Me.
-  if (navigator.platform == 'Win32' && hostPlugin != null) {
-    // Currently we show two dialogs (each with a UAC prompt) when a user
-    // enables the host for the first time, one for installing the host (by the
-    // plugin) and the other for starting the host (by the native messaging
-    // host). We'd like to reduce it to one but don't have a good solution
-    // right now.
-    // We also show the same message on the two dialogs because. We don't want
-    // to confuse the user by saying "Installing Remote Desktop" because in
-    // their mind "Remote Desktop" (the webapp) has already been installed.
-    remoting.showSetupProcessingMessage(/*i18n-content*/'HOST_SETUP_STARTING');
+remoting.HostInstallDialog.prototype.show = function(onDone, onError) {
+  this.continueInstallButton_.addEventListener(
+      'click', this.onOkClickedHandler_, false);
+  this.cancelInstallButton_.addEventListener(
+      'click', this.onCancelClickedHandler_, false);
+  remoting.setMode(remoting.AppMode.HOST_INSTALL_PROMPT);
 
-    hostPlugin.installHost(onDone);
+  var hostPackageUrl =
+      remoting.HostInstallDialog.hostDownloadUrls[navigator.platform];
+  if (hostPackageUrl === undefined) {
+    this.onErrorHandler_(remoting.Error.CANCELLED);
+    return;
+  }
+
+  // Start downloading the package.
+  if (remoting.isAppsV2) {
+    // TODO(jamiewalch): Use chrome.downloads when it is available to
+    // apps v2 (http://crbug.com/174046)
+    window.open(hostPackageUrl);
   } else {
-    this.continueInstallButton_.addEventListener(
-        'click', this.onOkClickedHandler_, false);
-    this.cancelInstallButton_.addEventListener(
-        'click', this.onCancelClickedHandler_, false);
-    remoting.setMode(remoting.AppMode.HOST_INSTALL_PROMPT);
+    window.location = hostPackageUrl;
+  }
 
-    var hostPackageUrl =
-        remoting.HostInstallDialog.hostDownloadUrls[navigator.platform];
-    if (hostPackageUrl === undefined) {
-      this.onErrorHandler_(remoting.Error.CANCELLED);
-      return;
-    }
+  /** @type {function():void} */
+  this.onDoneHandler_ = onDone;
 
-    // Start downloading the package.
-    if (remoting.isAppsV2) {
-      // TODO(jamiewalch): Use chrome.downloads when it is available to
-      // apps v2 (http://crbug.com/174046)
-      window.open(hostPackageUrl);
-    } else {
-      window.location = hostPackageUrl;
-    }
-
-    /** @type {function(remoting.HostController.AsyncResult):void} */
-    this.onDoneHandler_ = onDone;
-
-    /** @type {function(remoting.Error):void} */
-    this.onErrorHandler_ = onError;
-  }
+  /** @type {function(remoting.Error):void} */
+  this.onErrorHandler_ = onError;
 }
 
 /**
  * In manual host installation, onDone handler must call this method if it
  * detects that the host components are still unavailable. The same onDone
  * and onError callbacks will be used when user clicks Ok or Cancel.
  */
 remoting.HostInstallDialog.prototype.tryAgain = function() {
   this.retryInstallButton_.addEventListener(
       'click', this.onRetryClickedHandler_.bind(this), false);
   remoting.setMode(remoting.AppMode.HOST_INSTALL_PENDING);
   this.continueInstallButton_.disabled = false;
   this.cancelInstallButton_.disabled = false;
 };
 
 remoting.HostInstallDialog.prototype.onOkClicked_ = function() {
   this.continueInstallButton_.removeEventListener(
       'click', this.onOkClickedHandler_, false);
   this.cancelInstallButton_.removeEventListener(
       'click', this.onCancelClickedHandler_, false);
   this.continueInstallButton_.disabled = true;
   this.cancelInstallButton_.disabled = true;
 
-  this.onDoneHandler_(remoting.HostController.AsyncResult.OK);
+  this.onDoneHandler_();
 }
 
 remoting.HostInstallDialog.prototype.onCancelClicked_ = function() {
   this.continueInstallButton_.removeEventListener(
       'click', this.onOkClickedHandler_, false);
   this.cancelInstallButton_.removeEventListener(
       'click', this.onCancelClickedHandler_, false);
   this.onErrorHandler_(remoting.Error.CANCELLED);
 }
 
 remoting.HostInstallDialog.prototype.onRetryClicked_ = function() {
   this.retryInstallButton_.removeEventListener(
       'click', this.onRetryClickedHandler_.bind(this), false);
   this.continueInstallButton_.addEventListener(
       'click', this.onOkClickedHandler_, false);
   this.cancelInstallButton_.addEventListener(
       'click', this.onCancelClickedHandler_, false);
   remoting.setMode(remoting.AppMode.HOST_INSTALL_PROMPT);
 };