CSS: SVG use elements replicate updates to style

third_party/WebKit/Source/core/dom/Node.cpp

Index: third_party/WebKit/Source/core/dom/Node.cpp
diff --git a/third_party/WebKit/Source/core/dom/Node.cpp b/third_party/WebKit/Source/core/dom/Node.cpp
index 49dbf9b8451b05d823c51a817960c9524f3005b2..903da3747d9b2ceed73c47e398d0588843251645 100644
--- a/third_party/WebKit/Source/core/dom/Node.cpp
+++ b/third_party/WebKit/Source/core/dom/Node.cpp
@@ -89,6 +89,7 @@
 #include "core/layout/LayoutBox.h"
 #include "core/page/ContextMenuController.h"
 #include "core/page/Page.h"
+#include "core/svg/SVGElement.h"
 #include "core/svg/graphics/SVGImage.h"
 #include "platform/EventDispatchForbiddenScope.h"
 #include "platform/RuntimeEnabledFeatures.h"
@@ -705,6 +706,9 @@ void Node::setNeedsStyleRecalc(StyleChangeType changeType, const StyleChangeReas
 
     if (isElementNode() && hasRareData())
         toElement(*this).setAnimationStyleChange(false);
+
+    if (isSVGElement())
+        toSVGElement(this)->setNeedsStyleRecalcForInstances(changeType, reason);
 }
 
 void Node::clearNeedsStyleRecalc()