Avoid branching in createAttributeEventListener

Source/core/svg/animation/SVGSMILElement.cpp

Index: Source/core/svg/animation/SVGSMILElement.cpp
diff --git a/Source/core/svg/animation/SVGSMILElement.cpp b/Source/core/svg/animation/SVGSMILElement.cpp
index 55ba7471277a107c1de29bfa1d1c0c69615a7b73..01c7c6f842b01efd3a5ca1f9dd6f5f49262a5db4 100644
--- a/Source/core/svg/animation/SVGSMILElement.cpp
+++ b/Source/core/svg/animation/SVGSMILElement.cpp
@@ -539,11 +539,11 @@ void SVGSMILElement::parseAttribute(const QualifiedName& name, const AtomicStrin
         if (inDocument())
             connectSyncBaseConditions();
     } else if (name == SVGNames::onbeginAttr) {
-        setAttributeEventListener(EventTypeNames::beginEvent, createAttributeEventListener(this, name, value));
+        setAttributeEventListener(EventTypeNames::beginEvent, createAttributeEventListener(this, name, value, eventParameterName()));
     } else if (name == SVGNames::onendAttr) {
-        setAttributeEventListener(EventTypeNames::endEvent, createAttributeEventListener(this, name, value));
+        setAttributeEventListener(EventTypeNames::endEvent, createAttributeEventListener(this, name, value, eventParameterName()));
     } else if (name == SVGNames::onrepeatAttr) {
-        setAttributeEventListener(EventTypeNames::repeatEvent, createAttributeEventListener(this, name, value));
+        setAttributeEventListener(EventTypeNames::repeatEvent, createAttributeEventListener(this, name, value, eventParameterName()));
     } else
         SVGElement::parseAttribute(name, value);
 }