Settings: Fix some BrowserProxy compile issues.

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.
  */
 cr.define('settings', function() {
   /** @interface */
   function ManageProfileBrowserProxy() {}
 
   ManageProfileBrowserProxy.prototype = {
     /**
      * Gets the available profile icons to choose from.
      * @return {!Promise<!Array<string>>}
      */
     getAvailableIcons: function() {},
 
     /**
      * Sets the profile's icon and name. There is no response.
      * @param {!string} iconUrl The new profile URL.
      * @param {!string} name The new profile name.
      */
     setProfileIconAndName: function(iconUrl, name) {},
   };
 
   /**
    * @constructor
-   * @implements {ManageProfileBrowserProxy}
+   * @implements {settings.ManageProfileBrowserProxy}
    */
   function ManageProfileBrowserProxyImpl() {}
   // 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 */
     setProfileIconAndName: function(iconUrl, name) {
       chrome.send('setProfileIconAndName', [iconUrl, name]);
     },
   };
 
   return {
+    ManageProfileBrowserProxy: ManageProfileBrowserProxy,
     ManageProfileBrowserProxyImpl: ManageProfileBrowserProxyImpl,
   };
 });