MD Settings: Convert all browser proxies to use ES6 class syntax.

chrome/browser/resources/settings/people_page/manage_profile_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 "Manage Profile" subpage of
  * the People section to interact with the browser. Chrome Browser only.
  */
 
 /**
  * Contains the possible profile shortcut statuses. These strings must be kept
  * in sync with the C++ Manage Profile handler.
  * @enum {string}
  */
 var ProfileShortcutStatus = {
   PROFILE_SHORTCUT_SETTING_HIDDEN: 'profileShortcutSettingHidden',
   PROFILE_SHORTCUT_NOT_FOUND: 'profileShortcutNotFound',
   PROFILE_SHORTCUT_FOUND: 'profileShortcutFound',
 };
 
 cr.define('settings', function() {
   /** @interface */
-  function ManageProfileBrowserProxy() {}
-
-  ManageProfileBrowserProxy.prototype = {
+  class ManageProfileBrowserProxy {
     /**
      * Gets the available profile icons to choose from.
      * @return {!Promise<!Array<!AvatarIcon>>}
      */
-    getAvailableIcons: function() {},
+    getAvailableIcons() {}
 
     /**
      * Sets the profile's icon to the GAIA avatar.
      */
-    setProfileIconToGaiaAvatar: function() {},
+    setProfileIconToGaiaAvatar() {}
 
     /**
      * Sets the profile's icon to one of the default avatars.
      * @param {string} iconUrl The new profile URL.
      */
-    setProfileIconToDefaultAvatar: function(iconUrl) {},
+    setProfileIconToDefaultAvatar(iconUrl) {}
 
     /**
      * Sets the profile's name.
      * @param {string} name The new profile name.
      */
-    setProfileName: function(name) {},
+    setProfileName(name) {}
 
     /**
      * Returns whether the current profile has a shortcut.
      * @return {!Promise<ProfileShortcutStatus>}
      */
-    getProfileShortcutStatus: function() {},
+    getProfileShortcutStatus() {}
 
     /**
      * Adds a shortcut for the current profile.
      */
-    addProfileShortcut: function() {},
+    addProfileShortcut() {}
 
     /**
      * Removes the shortcut of the current profile.
      */
-    removeProfileShortcut: function() {},
-  };
+    removeProfileShortcut() {}
+  }
 
   /**
-   * @constructor
    * @implements {settings.ManageProfileBrowserProxy}
    */
-  function ManageProfileBrowserProxyImpl() {}
+  class ManageProfileBrowserProxyImpl {
+    /** @override */
+    getAvailableIcons() {
+      return cr.sendWithPromise('getAvailableIcons');
+    }
+
+    /** @override */
+    setProfileIconToGaiaAvatar() {
+      chrome.send('setProfileIconToGaiaAvatar');
+    }
+
+    /** @override */
+    setProfileIconToDefaultAvatar(iconUrl) {
+      chrome.send('setProfileIconToDefaultAvatar', [iconUrl]);
+    }
+
+    /** @override */
+    setProfileName(name) {
+      chrome.send('setProfileName', [name]);
+    }
+
+    /** @override */
+    getProfileShortcutStatus() {
+      return cr.sendWithPromise('requestProfileShortcutStatus');
+    }
+
+    /** @override */
+    addProfileShortcut() {
+      chrome.send('addProfileShortcut');
+    }
+
+    /** @override */
+    removeProfileShortcut() {
+      chrome.send('removeProfileShortcut');
+    }
+  }
+
   // The singleton instance_ is replaced with a test version of this wrapper
   // during testing.
   cr.addSingletonGetter(ManageProfileBrowserProxyImpl);
 
-  ManageProfileBrowserProxyImpl.prototype = {
-    /** @override */
-    getAvailableIcons: function() {
-      return cr.sendWithPromise('getAvailableIcons');
-    },
-
-    /** @override */
-    setProfileIconToGaiaAvatar: function() {
-      chrome.send('setProfileIconToGaiaAvatar');
-    },
-
-    /** @override */
-    setProfileIconToDefaultAvatar: function(iconUrl) {
-      chrome.send('setProfileIconToDefaultAvatar', [iconUrl]);
-    },
-
-    /** @override */
-    setProfileName: function(name) {
-      chrome.send('setProfileName', [name]);
-    },
-
-    /** @override */
-    getProfileShortcutStatus: function() {
-      return cr.sendWithPromise('requestProfileShortcutStatus');
-    },
-
-    /** @override */
-    addProfileShortcut: function() {
-      chrome.send('addProfileShortcut');
-    },
-
-    /** @override */
-    removeProfileShortcut: function() {
-      chrome.send('removeProfileShortcut');
-    },
-  };
-
   return {
     ManageProfileBrowserProxy: ManageProfileBrowserProxy,
     ManageProfileBrowserProxyImpl: ManageProfileBrowserProxyImpl,
   };
 });