Imported WebKit commit a5ae8a56a48e44ebfb9b81aaa5488affaffdb175 (http://svn.webkit.org/repository/webkit/trunk@126420)

New snapshot with OS X 10.6 build fix

1 files changed, 30 insertions, 0 deletions

diff --git a/Source/WebCore/dom/Element.cpp b/Source/WebCore/dom/Element.cpp
index 743e12278..04bc20b0b 100644
--- a/Source/WebCore/dom/Element.cpp
+++ b/Source/WebCore/dom/Element.cpp
@@ -696,6 +696,8 @@ inline void Element::setAttributeInternal(size_t index, const QualifiedName& nam
 
 void Element::attributeChanged(const Attribute& attribute)
 {
+    parseAttribute(attribute);
+
     document()->incDOMTreeVersion();
 
     if (isIdAttributeName(attribute.name())) {
@@ -747,6 +749,34 @@ void Element::attributeChanged(const Attribute& attribute)
         document()->axObjectCache()->postNotification(this, AXObjectCache::AXInvalidStatusChanged, true);
 }
 
+void Element::parseAttribute(const Attribute& attribute)
+{
+    if (attribute.name() == classAttr)
+        classAttributeChanged(attribute.value());
+}
+
+void Element::classAttributeChanged(const AtomicString& newClassString)
+{
+    const UChar* characters = newClassString.characters();
+    unsigned length = newClassString.length();
+    unsigned i;
+    for (i = 0; i < length; ++i) {
+        if (isNotHTMLSpace(characters[i]))
+            break;
+    }
+    bool hasClass = i < length;
+    if (hasClass) {
+        const bool shouldFoldCase = document()->inQuirksMode();
+        ensureAttributeData()->setClass(newClassString, shouldFoldCase);
+    } else if (attributeData())
+        mutableAttributeData()->clearClass();
+
+    if (DOMTokenList* classList = optionalClassList())
+        static_cast<ClassList*>(classList)->reset(newClassString);
+
+    setNeedsStyleRecalc();
+}
+
 // Returns true is the given attribute is an event handler.
 // We consider an event handler any attribute that begins with "on".
 // It is a simple solution that has the advantage of not requiring any