--- a/layout/base/ServoRestyleManager.cpp
+++ b/layout/base/ServoRestyleManager.cpp
@@ -560,16 +560,21 @@ ServoRestyleManager::AttributeChanged(El
   MOZ_ASSERT_IF(snapshot, snapshot->HasAttrs());
 #endif
 
   nsIFrame* primaryFrame = aElement->GetPrimaryFrame();
   if (primaryFrame) {
     primaryFrame->AttributeChanged(aNameSpaceID, aAttribute, aModType);
   }
 
+  nsChangeHint hint = aElement->GetAttributeChangeHint(aAttribute, aModType);
+  if (hint) {
+    PostRestyleEvent(aElement, nsRestyleHint(0), hint);
+  }
+
   if (aAttribute == nsGkAtoms::style) {
     PostRestyleEvent(aElement, eRestyle_StyleAttribute, nsChangeHint(0));
   }
   // <td> is affected by the cellpadding on its ancestor table,
   // so we should restyle the whole subtree
   if (aAttribute == nsGkAtoms::cellpadding && aElement->IsHTMLElement(nsGkAtoms::table)) {
     PostRestyleEvent(aElement, eRestyle_Subtree, nsChangeHint(0));
   }