Site Settings Desktop: Implement Zoom Levels category.

chrome/browser/resources/settings/site_settings/site_settings_prefs_browser_proxy.js

 // Copyright 2016 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.
 
 /**
  * @fileoverview A helper object used from the "Site Settings" section to
  * interact with the content settings prefs.
  */
 
 /**
@@ skipping 48 matching lines @@
 /**
  * @typedef {{embeddingOrigin: string,
  *            object: UsbDeviceDetails,
  *            objectName: string,
  *            origin: string,
  *            setting: string,
  *            source: string}}
  */
 var UsbDeviceEntry;
 
+/**
+ * @typedef {{origin: string,
+ *            setting: string,
+ *            source: string,
+ *            zoom: string}}
+ */
+var ZoomLevelEntry;
+
 cr.define('settings', function() {
   /** @interface */
   function SiteSettingsPrefsBrowserProxy() {}
 
   SiteSettingsPrefsBrowserProxy.prototype = {
     /**
      * Sets the default value for a site settings category.
      * @param {string} contentType The name of the category to change.
      * @param {string} defaultValue The name of the value to set as default.
      */
@@ skipping 130 matching lines @@
      * @param {UsbDeviceDetails} usbDevice The USB device to revoke permission
      *     for.
      */
     removeUsbDevice: function(origin, embeddingOrigin, usbDevice) {},
 
     /**
      * Fetches the incognito status of the current profile (whether an icognito
      * profile exists). Returns the results via onIncognitoStatusChanged.
      */
     updateIncognitoStatus: function() {},
+
+    /**
+     * Fetches the currently defined zoom levels for sites. Returns the results
+     * via onZoomLevelsChanged.
+     */
+    fetchZoomLevels: function() {},
+
+    /**
+     * Removes a zoom levels for a given host.
+     * @param {string} host The host to remove zoom levels for.
+     */
+    removeZoomLevel: function(host) {},
   };
 
   /**
    * @constructor
    * @implements {settings.SiteSettingsPrefsBrowserProxy}
    */
   function SiteSettingsPrefsBrowserProxyImpl() {}
 
   // The singleton instance_ is replaced with a test version of this wrapper
   // during testing.
@@ skipping 90 matching lines @@
 
     /** @override */
     removeUsbDevice: function(origin, embeddingOrigin, usbDevice) {
       chrome.send('removeUsbDevice', [origin, embeddingOrigin, usbDevice]);
     },
 
     /** @override */
     updateIncognitoStatus: function() {
       chrome.send('updateIncognitoStatus');
     },
+
+    /** @override */
+    fetchZoomLevels: function() {
+      chrome.send('fetchZoomLevels');
+    },
+
+    /** @override */
+    removeZoomLevel: function(host) {
+      chrome.send('removeZoomLevel', [host]);
+    },
   };
 
   return {
     SiteSettingsPrefsBrowserProxy: SiteSettingsPrefsBrowserProxy,
     SiteSettingsPrefsBrowserProxyImpl: SiteSettingsPrefsBrowserProxyImpl,
   };
 });