CSS: SVG use elements replicate updates to style

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 71 matching lines @@
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/LocalFrame.h"
 #include "core/html/HTMLDialogElement.h"
 #include "core/html/HTMLFrameOwnerElement.h"
 #include "core/html/HTMLSlotElement.h"
 #include "core/input/EventHandler.h"
 #include "core/inspector/InstanceCounters.h"
 #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"
 #include "platform/TraceEvent.h"
 #include "platform/TracedValue.h"
 #include "wtf/HashSet.h"
 #include "wtf/Vector.h"
 #include "wtf/allocator/Partitions.h"
 #include "wtf/text/CString.h"
 #include "wtf/text/StringBuilder.h"
@@ skipping 596 matching lines @@
 
     StyleChangeType existingChangeType = getStyleChangeType();
     if (changeType > existingChangeType)
         setStyleChange(changeType);
 
     if (existingChangeType == NoStyleChange)
         markAncestorsWithChildNeedsStyleRecalc();
 
     if (isElementNode() && hasRareData())
         toElement(*this).setAnimationStyleChange(false);
+
+    if (isSVGElement())
+        toSVGElement(this)->setNeedsStyleRecalcForInstances(changeType, reason);
 }
 
 void Node::clearNeedsStyleRecalc()
 {
     m_nodeFlags &= ~StyleChangeMask;
 
     clearSVGFilterNeedsLayerUpdate();
 
     if (isElementNode() && hasRareData())
         toElement(*this).setAnimationStyleChange(false);
@@ skipping 1678 matching lines @@
 
 void showNodePath(const blink::Node* node)
 {
     if (node)
         node->showNodePathForThis();
     else
         fprintf(stderr, "Cannot showNodePath for (nil)\n");
 }
 
 #endif