MD Settings: clarify "controlled by" logic

chrome/browser/resources/settings/date_time_page/date_time_page.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-date-time-page' is the settings page containing date and time
  * settings.
  */
 
@@ skipping 115 matching lines @@
 
     this.timeZoneAutoDetectPolicy_ = valueFromPolicy ?
         settings.TimeZoneAutoDetectPolicy.FORCED_ON :
         settings.TimeZoneAutoDetectPolicy.FORCED_OFF;
 
     if (!this.fakeTimeZonePolicyPref_) {
       this.fakeTimeZonePolicyPref_ = {
         key: 'fakeTimeZonePref',
         type: chrome.settingsPrivate.PrefType.NUMBER,
         value: 0,
-        policySource: chrome.settingsPrivate.PolicySource.DEVICE_POLICY,
-        policyEnforcement: chrome.settingsPrivate.PolicyEnforcement.ENFORCED,
+        controlledBy: chrome.settingsPrivate.ControlledBy.DEVICE_POLICY,
+        enforcement: chrome.settingsPrivate.Enforcement.ENFORCED,
       };
     }
   },
 
   /**
    * @param {boolean} canSetDateTime Whether date and time are settable.
    * @private
    */
   onCanSetDateTimeChanged_: function(canSetDateTime) {
     this.canSetDateTime_ = canSetDateTime;
@@ skipping 67 matching lines @@
    */
   setTimeZoneList_: function(timeZones) {
     this.timeZoneList_ = timeZones.map(function(timeZonePair) {
       return {
         name: timeZonePair[1],
         value: timeZonePair[0],
       };
     });
   },
 });