Bug 1560275 - Flush layout in SVGGeometryElement::IsPointInStroke r=dholbert

SVGGeometryElement::IsPointInStroke calls SVGContentUtils::GetCTM and that can call
 nsSVGUtils::GetTransformMatrixInUserSpace which needs layout to be up to date

Differential Revision: https://phabricator.services.mozilla.com/D79752

dom/svg/SVGGeometryElement.cpp

@@ -194,7 +194,7 @@ bool SVGGeometryElement::IsPointInStroke(const DOMPointInit& aPoint) {
     return false;
   }
   if (nsCOMPtr<Document> doc = GetComposedDoc()) {
-    doc->FlushPendingNotifications(FlushType::Style);
+    doc->FlushPendingNotifications(FlushType::Layout);
   }
 
   bool res = false;