[MD Settings] manage-Profile resets the name to the current name on route change.

chrome/browser/resources/settings/people_page/manage_profile.js

 // Copyright 2015 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
  * 'settings-manage-profile' is the settings subpage containing controls to
  * edit a profile's name, icon, and desktop shortcut.
  */
 Polymer({
   is: 'settings-manage-profile',
 
-  behaviors: [WebUIListenerBehavior],
+  behaviors: [WebUIListenerBehavior, settings.RouteObserverBehavior],
 
   properties: {
     /**
      * The currently selected profile icon URL. May be a data URL.
      */
     profileIconUrl: String,
 
     /**
      * The current profile name.
      */
@@ skipping 28 matching lines @@
   /** @override */
   attached: function() {
     var setIcons = function(icons) {
       this.availableIcons = icons;
     }.bind(this);
 
     this.addWebUIListener('available-icons-changed', setIcons);
     this.browserProxy_.getAvailableIcons().then(setIcons);
   },
 
+  /** @protected */
+  currentRouteChanged: function() {
+    if (settings.getCurrentRoute() == settings.Route.MANAGE_PROFILE)
+      this.$.name.value = this.profileName;
+  },
+
   /**
    * Handler for when the profile name field is changed, then blurred.
    * @private
    * @param {!Event} event
    */
   onProfileNameChanged_: function(event) {
     if (event.target.invalid)
       return;
 
     this.browserProxy_.setProfileIconAndName(this.profileIconUrl,
@@ skipping 12 matching lines @@
 
   /**
    * @param {?settings.SyncStatus} syncStatus
    * @return {boolean} Whether the profile name field is disabled.
    * @private
    */
   isProfileNameDisabled_: function(syncStatus) {
     return !!syncStatus.supervisedUser && !syncStatus.childUser;
   },
 });