From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 Source/WebCore/svg/SVGClipPathElement.cpp | 41 ++++++++++---------------------
 1 file changed, 13 insertions(+), 28 deletions(-)

(limited to 'Source/WebCore/svg/SVGClipPathElement.cpp')

diff --git a/Source/WebCore/svg/SVGClipPathElement.cpp b/Source/WebCore/svg/SVGClipPathElement.cpp
index 446dabeac..fa1876347 100644
--- a/Source/WebCore/svg/SVGClipPathElement.cpp
+++ b/Source/WebCore/svg/SVGClipPathElement.cpp
@@ -20,17 +20,13 @@
  */
 
 #include "config.h"
-
-#if ENABLE(SVG)
 #include "SVGClipPathElement.h"
 
-#include "Attribute.h"
 #include "Document.h"
 #include "RenderSVGResourceClipper.h"
-#include "SVGElementInstance.h"
 #include "SVGNames.h"
-#include "SVGTransformList.h"
 #include "StyleResolver.h"
+#include <wtf/NeverDestroyed.h>
 
 namespace WebCore {
 
@@ -52,42 +48,33 @@ inline SVGClipPathElement::SVGClipPathElement(const QualifiedName& tagName, Docu
     registerAnimatedPropertiesForSVGClipPathElement();
 }
 
-PassRefPtr<SVGClipPathElement> SVGClipPathElement::create(const QualifiedName& tagName, Document& document)
+Ref<SVGClipPathElement> SVGClipPathElement::create(const QualifiedName& tagName, Document& document)
 {
-    return adoptRef(new SVGClipPathElement(tagName, document));
+    return adoptRef(*new SVGClipPathElement(tagName, document));
 }
 
 bool SVGClipPathElement::isSupportedAttribute(const QualifiedName& attrName)
 {
-    DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
-    if (supportedAttributes.isEmpty()) {
+    static NeverDestroyed<HashSet<QualifiedName>> supportedAttributes;
+    if (supportedAttributes.get().isEmpty()) {
         SVGLangSpace::addSupportedAttributes(supportedAttributes);
         SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
-        supportedAttributes.add(SVGNames::clipPathUnitsAttr);
+        supportedAttributes.get().add(SVGNames::clipPathUnitsAttr);
     }
-    return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
+    return supportedAttributes.get().contains<SVGAttributeHashTranslator>(attrName);
 }
 
 void SVGClipPathElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
 {
-    if (!isSupportedAttribute(name)) {
-        SVGGraphicsElement::parseAttribute(name, value);
-        return;
-    }
-
     if (name == SVGNames::clipPathUnitsAttr) {
-        SVGUnitTypes::SVGUnitType propertyValue = SVGPropertyTraits<SVGUnitTypes::SVGUnitType>::fromString(value);
+        auto propertyValue = SVGPropertyTraits<SVGUnitTypes::SVGUnitType>::fromString(value);
         if (propertyValue > 0)
             setClipPathUnitsBaseValue(propertyValue);
         return;
     }
 
-    if (SVGLangSpace::parseAttribute(name, value))
-        return;
-    if (SVGExternalResourcesRequired::parseAttribute(name, value))
-        return;
-
-    ASSERT_NOT_REACHED();
+    SVGGraphicsElement::parseAttribute(name, value);
+    SVGExternalResourcesRequired::parseAttribute(name, value);
 }
 
 void SVGClipPathElement::svgAttributeChanged(const QualifiedName& attrName)
@@ -97,7 +84,7 @@ void SVGClipPathElement::svgAttributeChanged(const QualifiedName& attrName)
         return;
     }
 
-    SVGElementInstance::InvalidationGuard invalidationGuard(this);
+    InstanceInvalidationGuard guard(*this);
 
     if (RenderObject* object = renderer())
         object->setNeedsLayout();
@@ -114,11 +101,9 @@ void SVGClipPathElement::childrenChanged(const ChildChange& change)
         object->setNeedsLayout();
 }
 
-RenderPtr<RenderElement> SVGClipPathElement::createElementRenderer(PassRef<RenderStyle> style)
+RenderPtr<RenderElement> SVGClipPathElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
 {
-    return createRenderer<RenderSVGResourceClipper>(*this, std::move(style));
+    return createRenderer<RenderSVGResourceClipper>(*this, WTFMove(style));
 }
 
 }
-
-#endif // ENABLE(SVG)
-- 
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