Update web-app client to use plugin notifyDeviceResolution API.

remoting/webapp/client_plugin.js

 // Copyright (c) 2012 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 || {};
 
 /**
  * Interface used for ClientPlugin objects.
  * @interface
@@ skipping 37 matching lines @@
 remoting.ClientPlugin.prototype.isSupportedVersion = function() {};
 
 /**
  * Set of features for which hasFeature() can be used to test.
  *
  * @enum {string}
  */
 remoting.ClientPlugin.Feature = {
   INJECT_KEY_EVENT: 'injectKeyEvent',
   NOTIFY_CLIENT_DIMENSIONS: 'notifyClientDimensions',
+  NOTIFY_CLIENT_RESOLUTION: 'notifyClientResolution',
   PAUSE_VIDEO: 'pauseVideo',
   PAUSE_AUDIO: 'pauseAudio',
   REMAP_KEY: 'remapKey',
   SEND_CLIPBOARD_ITEM: 'sendClipboardItem',
   TRAP_KEY: 'trapKey'
 };
 
 /**
  * @param {remoting.ClientPlugin.Feature} feature The feature to test for.
  * @return {boolean} True if the plugin supports the named feature.
@@ skipping 72 matching lines @@
 
 /**
  * Sends a clipboard item to the host.
  *
  * @param {string} mimeType The MIME type of the clipboard item.
  * @param {string} item The clipboard item.
  */
 remoting.ClientPlugin.prototype.sendClipboardItem = function(mimeType, item) {};
 
 /**
- * Notifies the host that the client has the specified dimensions.
+ * Notifies the host that the client has the specified size and pixel density.
  *
- * @param {number} width The available client width.
- * @param {number} height The available client height.
+ * @param {number} width The available client width in DIPs.
+ * @param {number} height The available client height in DIPs.
+ * @param {number} device_scale The number of device pixels per DIP.
  */
-remoting.ClientPlugin.prototype.notifyClientDimensions =
-    function(width, height) {};
+remoting.ClientPlugin.prototype.notifyClientResolution =
+    function(width, height, device_scale) {};
 
 /**
  * Requests that the host pause or resume sending video updates.
  *
  * @param {boolean} pause True to suspend video updates, false otherwise.
  */
 remoting.ClientPlugin.prototype.pauseVideo =
     function(pause) {};
 
 /**
  * Requests that the host pause or resume sending audio updates.
  *
  * @param {boolean} pause True to suspend audio updates, false otherwise.
  */
 remoting.ClientPlugin.prototype.pauseAudio =
     function(pause) {};