Introduce isHTMLOptGroupElement and toHTMLOptGroupElement

Source/core/css/SelectorChecker.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
@@ skipping 26 matching lines @@
 #include "core/dom/FullscreenController.h"
 #include "core/dom/NodeRenderStyle.h"
 #include "core/dom/Text.h"
 #include "core/dom/shadow/InsertionPoint.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/FrameSelection.h"
 #include "core/html/HTMLAnchorElement.h"
 #include "core/html/HTMLDocument.h"
 #include "core/html/HTMLFrameElementBase.h"
 #include "core/html/HTMLInputElement.h"
+#include "core/html/HTMLOptGroupElement.h"
 #include "core/html/HTMLOptionElement.h"
 #include "core/html/parser/HTMLParserIdioms.h"
 #include "core/inspector/InspectorInstrumentation.h"
 #include "core/page/FocusController.h"
 #include "core/page/Frame.h"
 #include "core/page/Page.h"
 #include "core/platform/ScrollableArea.h"
 #include "core/platform/ScrollbarTheme.h"
 #include "core/rendering/RenderObject.h"
 #include "core/rendering/RenderScrollbar.h"
@@ skipping 553 matching lines @@
                     if (context.elementStyle)
                         context.elementStyle->setAffectedByActive();
                     else
                         element->setChildrenAffectedByActive(true);
                 }
                 if (element->active() || InspectorInstrumentation::forcePseudoState(element, CSSSelector::PseudoActive))
                     return true;
             }
             break;
         case CSSSelector::PseudoEnabled:
-            if (element && (element->isFormControlElement() || element->hasTagName(optionTag) || element->hasTagName(optgroupTag)))
+            if (element && (element->isFormControlElement() || element->hasTagName(optionTag) || isHTMLOptGroupElement(element)))
                 return !element->isDisabledFormControl();
             break;
         case CSSSelector::PseudoFullPageMedia:
             return element && element->document() && element->document()->isMediaDocument();
             break;
         case CSSSelector::PseudoDefault:
             return element && element->isDefaultButtonForForm();
         case CSSSelector::PseudoDisabled:
-            if (element && (element->isFormControlElement() || element->hasTagName(optionTag) || element->hasTagName(optgroupTag)))
+            if (element && (element->isFormControlElement() || element->hasTagName(optionTag) || isHTMLOptGroupElement(element)))
                 return element->isDisabledFormControl();
             break;
         case CSSSelector::PseudoReadOnly:
             return element && element->matchesReadOnlyPseudoClass();
         case CSSSelector::PseudoReadWrite:
             return element && element->matchesReadWritePseudoClass();
         case CSSSelector::PseudoOptional:
             return element && element->isOptionalFormControl();
         case CSSSelector::PseudoRequired:
             return element && element->isRequiredFormControl();
@@ skipping 271 matching lines @@
     return element->focused() && isFrameFocused(element);
 }
 
 template
 SelectorChecker::Match SelectorChecker::match(const SelectorCheckingContext&, PseudoId&, const DOMSiblingTraversalStrategy&) const;
 
 template
 SelectorChecker::Match SelectorChecker::match(const SelectorCheckingContext&, PseudoId&, const ShadowDOMSiblingTraversalStrategy&) const;
 
 }