Add support for attribute selectors in TargetedStyleRecalc.

Source/core/dom/Element.cpp

Index: Source/core/dom/Element.cpp
diff --git a/Source/core/dom/Element.cpp b/Source/core/dom/Element.cpp
index 60bd7bfd4bb8ed75e61f876adb527bdc0f9522a8..8f6764547fc5b25184068533d342c119036a60ab 100644
--- a/Source/core/dom/Element.cpp
+++ b/Source/core/dom/Element.cpp
@@ -2898,11 +2898,6 @@ void Element::updateLabel(TreeScope& scope, const AtomicString& oldForAttributeV
         scope.addLabel(newForAttributeValue, toHTMLLabelElement(this));
 }
 
-static bool hasSelectorForAttribute(Document* document, const AtomicString& localName)
-{
-    return document->ensureStyleResolver().ensureUpdatedRuleFeatureSet().hasSelectorForAttribute(localName);
-}
-
 void Element::willModifyAttribute(const QualifiedName& name, const AtomicString& oldValue, const AtomicString& newValue)
 {
     if (isIdAttributeName(name)) {
@@ -2916,8 +2911,8 @@ void Element::willModifyAttribute(const QualifiedName& name, const AtomicString&
     }
 
     if (oldValue != newValue) {
-        if (inActiveDocument() && hasSelectorForAttribute(&document(), name.localName()))
-            setNeedsStyleRecalc(SubtreeStyleChange);
+        if (inActiveDocument())
+            document().ensureStyleResolver().ensureUpdatedRuleFeatureSet().scheduleStyleInvalidationForAttributeChange(name, this);
 
         if (isUpgradedCustomElement())
             CustomElement::attributeDidChange(this, name.localName(), oldValue, newValue);