Introduce isHTMLAnchorElement and toHTMLAnchorElement

Source/core/css/SelectorChecker.cpp

Index: Source/core/css/SelectorChecker.cpp
diff --git a/Source/core/css/SelectorChecker.cpp b/Source/core/css/SelectorChecker.cpp
index 56757a90ad5391a2e5d7bfb5844503c175f841fa..3fad960151009494ae69ac1a5490b89629b2fa74 100644
--- a/Source/core/css/SelectorChecker.cpp
+++ b/Source/core/css/SelectorChecker.cpp
@@ -40,6 +40,7 @@
 #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"
@@ -590,7 +591,7 @@ bool SelectorChecker::checkOne(const SelectorCheckingContext& context, const Sib
         case CSSSelector::PseudoHover:
             // If we're in quirks mode, then hover should never match anchors with no
             // href and *:hover should not match anything. This is important for sites like wsj.com.
-            if (m_strictParsing || context.isSubSelector || (selector->m_match == CSSSelector::Tag && selector->tagQName() != anyQName() && !element->hasTagName(aTag)) || element->isLink()) {
+            if (m_strictParsing || context.isSubSelector || (selector->m_match == CSSSelector::Tag && selector->tagQName() != anyQName() && !isHTMLAnchorElement(element)) || element->isLink()) {
                 if (m_mode == ResolvingStyle) {
                     if (context.elementStyle)
                         context.elementStyle->setAffectedByHover();
@@ -604,7 +605,7 @@ bool SelectorChecker::checkOne(const SelectorCheckingContext& context, const Sib
         case CSSSelector::PseudoActive:
             // If we're in quirks mode, then :active should never match anchors with no
             // href and *:active should not match anything.
-            if (m_strictParsing || context.isSubSelector || (selector->m_match == CSSSelector::Tag && selector->tagQName() != anyQName() && !element->hasTagName(aTag)) || element->isLink()) {
+            if (m_strictParsing || context.isSubSelector || (selector->m_match == CSSSelector::Tag && selector->tagQName() != anyQName() && !isHTMLAnchorElement(element)) || element->isLink()) {
                 if (m_mode == ResolvingStyle) {
                     if (context.elementStyle)
                         context.elementStyle->setAffectedByActive();