Make stylesheet owner node a reference instead of pointer.

third_party/WebKit/Source/core/svg/SVGStyleElement.cpp

Index: third_party/WebKit/Source/core/svg/SVGStyleElement.cpp
diff --git a/third_party/WebKit/Source/core/svg/SVGStyleElement.cpp b/third_party/WebKit/Source/core/svg/SVGStyleElement.cpp
index 8a9ad0bd8e984b609a37ae5185b864c4f3900c5b..9b213c7192b3f935d19321331363e8bd98625fd3 100644
--- a/third_party/WebKit/Source/core/svg/SVGStyleElement.cpp
+++ b/third_party/WebKit/Source/core/svg/SVGStyleElement.cpp
@@ -111,7 +111,7 @@ void SVGStyleElement::parseAttribute(const QualifiedName& name, const AtomicStri
 
 void SVGStyleElement::finishParsingChildren()
 {
-    StyleElement::ProcessingResult result = StyleElement::finishParsingChildren(this);
+    StyleElement::ProcessingResult result = StyleElement::finishParsingChildren(*this);
     SVGElement::finishParsingChildren();
     if (result == StyleElement::ProcessingFatalError)
         notifyLoadedSheetAndAllCriticalSubresources(ErrorOccurredLoadingSubresource);
@@ -120,26 +120,26 @@ void SVGStyleElement::finishParsingChildren()
 Node::InsertionNotificationRequest SVGStyleElement::insertedInto(ContainerNode* insertionPoint)
 {
     SVGElement::insertedInto(insertionPoint);
-    StyleElement::insertedInto(this, insertionPoint);
+    StyleElement::insertedInto(*this, insertionPoint);
     return InsertionShouldCallDidNotifySubtreeInsertions;
 }
 
 void SVGStyleElement::didNotifySubtreeInsertionsToDocument()
 {
-    if (StyleElement::processStyleSheet(document(), this) == StyleElement::ProcessingFatalError)
+    if (StyleElement::processStyleSheet(document(), *this) == StyleElement::ProcessingFatalError)
         notifyLoadedSheetAndAllCriticalSubresources(ErrorOccurredLoadingSubresource);
 }
 
 void SVGStyleElement::removedFrom(ContainerNode* insertionPoint)
 {
     SVGElement::removedFrom(insertionPoint);
-    StyleElement::removedFrom(this, insertionPoint);
+    StyleElement::removedFrom(*this, insertionPoint);
 }
 
 void SVGStyleElement::childrenChanged(const ChildrenChange& change)
 {
     SVGElement::childrenChanged(change);
-    if (StyleElement::childrenChanged(this) == StyleElement::ProcessingFatalError)
+    if (StyleElement::childrenChanged(*this) == StyleElement::ProcessingFatalError)
         notifyLoadedSheetAndAllCriticalSubresources(ErrorOccurredLoadingSubresource);
 }