AnimatedSVGNode assumes that its diagram cache is initialized if data
hash is not null.
refs #7851
Change-Id: Id143816210c7905a772e2c391a32026bf838f8e6
SVGDiagram d = diagramCache;
if (d != null) {
diagramCache = null;
SVGDiagram d = diagramCache;
if (d != null) {
diagramCache = null;
SVGUniverse univ = SVGCache.getSVGUniverse();
if (univ.decRefCountAndClear(d.getXMLBase()) == 0) {
// Cleared!
SVGUniverse univ = SVGCache.getSVGUniverse();
if (univ.decRefCountAndClear(d.getXMLBase()) == 0) {
// Cleared!