Force non overlay scrollbar in Devtools/Performance for Aura Overlay Scrollbar

third_party/WebKit/Source/devtools/front_end/main/Main.js

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2007 Matt Lilek (pewtermoose@gmail.com).
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 141 matching lines @@
 
     UI.viewManager = new UI.ViewManager();
 
     // Request filesystems early, we won't create connections until callback is fired. Things will happen in parallel.
     Persistence.isolatedFileSystemManager = new Persistence.IsolatedFileSystemManager();
 
     var themeSetting = Common.settings.createSetting('uiTheme', 'default');
     UI.initializeUIUtils(document, themeSetting);
     themeSetting.addChangeListener(Components.reload.bind(Components));
 
-    UI.installComponentRootStyles(/** @type {!Element} */ (document.body));
+    UI.installComponentRootStyles(document, /** @type {!Element} */ (document.body));
 
     this._addMainEventListeners(document);
 
     var canDock = !!Runtime.queryParam('can_dock');
     UI.zoomManager = new UI.ZoomManager(window, InspectorFrontendHost);
     UI.inspectorView = UI.InspectorView.instance();
     UI.ContextMenu.initialize();
     UI.ContextMenu.installHandler(document);
     UI.Tooltip.installHandler(document);
     Components.dockController = new Components.DockController(canDock);
@@ skipping 810 matching lines @@
    * @override
    * @return {?Element}
    */
   settingElement() {
     return UI.SettingsUI.createSettingCheckbox(
         Common.UIString('Show rulers'), Common.moduleSetting('showMetricsRulers'));
   }
 };
 
 new Main.Main();