Add support for SVG Clip paths in HTML

Source/core/dom/Element.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 Apple Inc. All rights reserved.
  *           (C) 2007 Eric Seidel (eric@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1372 matching lines @@
             activeAnimations->setAnimationStyleChange(false);
         }
     }
 }
 
 void Element::detach(const AttachContext& context)
 {
     HTMLFrameOwnerElement::UpdateSuspendScope suspendWidgetHierarchyUpdates;
     cancelFocusAppearanceUpdate();
     removeCallbackSelectors();
-    if (svgFilterNeedsLayerUpdate())
-        document().unscheduleSVGFilterLayerUpdateHack(*this);
+    if (svgEffectsNeedLayerUpdate())
+        document().unscheduleSVGEffectsLayerUpdateHack(*this);
     if (hasRareData()) {
         ElementRareData* data = elementRareData();
         data->clearPseudoElements();
 
         // attach() will perform the below steps for us when inside recalcStyle.
         if (!document().inStyleRecalc()) {
             data->resetStyleState();
             data->clearComputedStyle();
         }
 
@@ skipping 152 matching lines @@
             return Reattach;
         return ReattachNoRenderer;
     }
 
     ASSERT(oldStyle);
 
     if (localChange != NoChange)
         updateCallbackSelectors(oldStyle.get(), newStyle.get());
 
     if (RenderObject* renderer = this->renderer()) {
-        if (localChange != NoChange || pseudoStyleCacheIsInvalid(oldStyle.get(), newStyle.get()) || svgFilterNeedsLayerUpdate()) {
+        if (localChange != NoChange || pseudoStyleCacheIsInvalid(oldStyle.get(), newStyle.get()) || svgEffectsNeedLayerUpdate()) {
             renderer->setStyle(newStyle.get());
         } else {
             // Although no change occurred, we use the new style so that the cousin style sharing code won't get
             // fooled into believing this style is the same.
             // FIXME: We may be able to remove this hack, see discussion in
             // https://codereview.chromium.org/30453002/
             renderer->setStyleInternal(newStyle.get());
         }
     }
 
@@ skipping 1376 matching lines @@
     } else if (type == SelectOptions) {
         ASSERT(isHTMLSelectElement(this));
         return ensureRareData().ensureNodeLists().addCache<HTMLOptionsCollection>(*this, type);
     } else if (type == FormControls) {
         ASSERT(isHTMLFormElement(this) || isHTMLFieldSetElement(this));
         return ensureRareData().ensureNodeLists().addCache<HTMLFormControlsCollection>(*this, type);
     }
     return ensureRareData().ensureNodeLists().addCache<HTMLCollection>(*this, type);
 }
 
-void Element::scheduleSVGFilterLayerUpdateHack()
+void Element::scheduleSVGEffectsLayerUpdateHack()
 {
-    document().scheduleSVGFilterLayerUpdateHack(*this);
+    document().scheduleSVGEffectsLayerUpdateHack(*this);
 }
 
 HTMLCollection* Element::cachedHTMLCollection(CollectionType type)
 {
     return hasRareData() && rareData()->nodeLists() ? rareData()->nodeLists()->cached<HTMLCollection>(type) : 0;
 }
 
 IntSize Element::savedLayerScrollOffset() const
 {
     return hasRareData() ? elementRareData()->savedLayerScrollOffset() : IntSize();
@@ skipping 358 matching lines @@
 {
 #if ENABLE(OILPAN)
     if (hasRareData())
         visitor->trace(elementRareData());
     visitor->trace(m_elementData);
 #endif
     ContainerNode::trace(visitor);
 }
 
 } // namespace blink