Rename Node::treeScope() to Node::treeScopeOrDocument()

third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp

Index: third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp
diff --git a/third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp b/third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp
index 34ebfa02ff086decd5eb31f2e106473bd8d4c85d..6aef4e53a4aec95869251d539d634f518b41017d 100644
--- a/third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp
+++ b/third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp
@@ -234,7 +234,7 @@ void SVGSMILElement::buildPendingResource()
     if (href.isEmpty())
         target = parentNode() && parentNode()->isElementNode() ? toElement(parentNode()) : nullptr;
     else
-        target = SVGURIReference::targetElementFromIRIString(href, treeScope(), &id);
+        target = SVGURIReference::targetElementFromIRIString(href, treeScopeOrDocument(), &id);
     SVGElement* svgTarget = target && target->isSVGElement() ? toSVGElement(target) : nullptr;
 
     if (svgTarget && !svgTarget->inShadowIncludingDocument())
@@ -576,7 +576,7 @@ void SVGSMILElement::svgAttributeChanged(const QualifiedName& attrName)
 
 inline SVGElement* SVGSMILElement::eventBaseFor(const Condition& condition)
 {
-    Element* eventBase = condition.baseID().isEmpty() ? targetElement() : treeScope().getElementById(AtomicString(condition.baseID()));
+    Element* eventBase = condition.baseID().isEmpty() ? targetElement() : treeScopeOrDocument().getElementById(AtomicString(condition.baseID()));
     if (eventBase && eventBase->isSVGElement())
         return toSVGElement(eventBase);
     return nullptr;
@@ -591,7 +591,7 @@ void SVGSMILElement::connectSyncBaseConditions()
         Condition* condition = m_conditions[n].get();
         if (condition->getType() == Condition::Syncbase) {
             ASSERT(!condition->baseID().isEmpty());
-            Element* element = treeScope().getElementById(AtomicString(condition->baseID()));
+            Element* element = treeScopeOrDocument().getElementById(AtomicString(condition->baseID()));
             if (!element || !isSVGSMILElement(*element)) {
                 condition->setSyncBase(0);
                 continue;