DevTools: revert of timestamp format dropdown

third_party/WebKit/Source/devtools/front_end/common/Settings.js

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 692 matching lines @@
     var breakpointsSetting = Common.settings.createLocalSetting('breakpoints', []);
     var breakpoints = breakpointsSetting.get();
     for (var breakpoint of breakpoints) {
       breakpoint['url'] = breakpoint['sourceFileId'];
       delete breakpoint['sourceFileId'];
     }
     breakpointsSetting.set(breakpoints);
   }
 
   _updateVersionFrom22To23() {
-    var oldSetting = Common.settings.createSetting('consoleTimestampsEnabled', false);
-    var newSetting = Common.settings.createSetting('consoleTimestampFormat', 'none');
-    var oldValue = oldSetting.get();
-    if (oldValue)
-      newSetting.set('short');
-    oldSetting.remove();
+    // This update is no-op.
   }
 
   _migrateSettingsFromLocalStorage() {
     // This step migrates all the settings except for the ones below into the browser profile.
     var localSettings = new Set([
       'advancedSearchConfig', 'breakpoints', 'consoleHistory', 'domBreakpoints', 'eventListenerBreakpoints',
       'fileSystemMapping', 'lastSelectedSourcesSidebarPaneTab', 'previouslyViewedFiles', 'savedURLs',
       'watchExpressions', 'workspaceExcludedFolders', 'xhrBreakpoints'
     ]);
     if (!window.localStorage)
@@ skipping 36 matching lines @@
   return Common.settings.moduleSetting(settingName);
 };
 
 /**
  * @param {string} settingName
  * @return {!Common.Setting}
  */
 Common.settingForTest = function(settingName) {
   return Common.settings.settingForTest(settingName);
 };