Revamp asynchronous (load) event dispatching for SVG elements

Source/core/svg/SVGElement.cpp

Index: Source/core/svg/SVGElement.cpp
diff --git a/Source/core/svg/SVGElement.cpp b/Source/core/svg/SVGElement.cpp
index 2a7a3d87a5275e491cb1c2ccc1e19abca5d91a74..ebe93e0fe0d86722838fc44fa45934a0cc417ace 100644
--- a/Source/core/svg/SVGElement.cpp
+++ b/Source/core/svg/SVGElement.cpp
@@ -828,22 +828,6 @@ void SVGElement::sendSVGLoadEventToSelfAndAncestorChainIfPossible()
     toSVGElement(parent)->sendSVGLoadEventToSelfAndAncestorChainIfPossible();
 }
 
-void SVGElement::sendSVGLoadEventIfPossibleAsynchronously()
-{
-    svgLoadEventTimer()->startOneShot(0, FROM_HERE);
-}
-
-void SVGElement::svgLoadEventTimerFired(Timer<SVGElement>*)
-{
-    sendSVGLoadEventIfPossible();
-}
-
-Timer<SVGElement>* SVGElement::svgLoadEventTimer()
-{
-    ASSERT_NOT_REACHED();
-    return nullptr;
-}
-
 void SVGElement::attributeChanged(const QualifiedName& name, const AtomicString& newValue, AttributeModificationReason)
 {
     Element::attributeChanged(name, newValue);