Avoid LazyReattachIfAttached in svg.

Instead mark for forced re-attach on next lifecycle update. This avoids
unnecessary style recalc as well.

Bug: 925826
Change-Id: Ib680ecff801407265a97977bb7dbeba84be4b837
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1591618Reviewed-by: Fredrik Söderquist <fs@opera.com>
Commit-Queue: Rune Lillesveen <futhark@chromium.org>
Cr-Commit-Position: refs/heads/master@{#655699}

third_party/blink/renderer/core/svg/svg_graphics_element.cc

@@ -124,7 +124,7 @@ void SVGGraphicsElement::SvgAttributeChanged(const QualifiedName& attr_name) {
   // creation.
   if (SVGTests::IsKnownAttribute(attr_name)) {
     SVGElement::InvalidationGuard invalidation_guard(this);
-    LazyReattachIfAttached();
+    SetForceReattachLayoutTree();
     return;
   }