Fix broken AttachContext from r152289

Source/core/dom/ContainerNode.h

 /*
  * 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, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 109 matching lines @@
     virtual void setActive(bool active = true, bool pause = false) OVERRIDE;
     virtual void setHovered(bool = true) OVERRIDE;
 
     // -----------------------------------------------------------------------------
     // Notification of document structure changes (see core/dom/Node.h for more notification methods)
 
     // Notifies the node that it's list of children have changed (either by adding or removing child nodes), or a child
     // node that is of the type CDATA_SECTION_NODE, TEXT_NODE or COMMENT_NODE has changed its value.
     virtual void childrenChanged(bool createdByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
 
-    void attachChildren();
+    void attachChildren(const AttachContext& = AttachContext());
     void attachChildrenLazily();
-    void detachChildren();
-    void detachChildrenIfNeeded();
+    void detachChildren(const AttachContext& = AttachContext());
+    void detachChildrenIfNeeded(const AttachContext& = AttachContext());
 
     void disconnectDescendantFrames();
 
     virtual bool childShouldCreateRenderer(const NodeRenderingContext&) const { return true; }
 
     virtual void reportMemoryUsage(MemoryObjectInfo*) const OVERRIDE;
 
 protected:
     ContainerNode(TreeScope*, ConstructionType = CreateContainer);
 
@@ skipping 45 matching lines @@
 // This will catch anyone doing an unnecessary cast.
 void toContainerNode(const ContainerNode*);
 
 inline ContainerNode::ContainerNode(TreeScope* treeScope, ConstructionType type)
     : Node(treeScope, type)
     , m_firstChild(0)
     , m_lastChild(0)
 {
 }
 
-inline void ContainerNode::attachChildren()
+inline void ContainerNode::attachChildren(const AttachContext& context)
 {
+    AttachContext childrenContext(context);
+    childrenContext.resolvedStyle = 0;
+
     for (Node* child = firstChild(); child; child = child->nextSibling()) {
         ASSERT(!child->attached() || childAttachedAllowedWhenAttachingChildren(this));
         if (!child->attached())
-            child->attach();
+            child->attach(childrenContext);
     }
 }
 
 inline void ContainerNode::attachChildrenLazily()
 {
     for (Node* child = firstChild(); child; child = child->nextSibling())
         if (!child->attached())
             child->lazyAttach();
 }
 
-inline void ContainerNode::detachChildrenIfNeeded()
+inline void ContainerNode::detachChildrenIfNeeded(const AttachContext& context)
 {
+    AttachContext childrenContext(context);
+    childrenContext.resolvedStyle = 0;
+
     for (Node* child = firstChild(); child; child = child->nextSibling()) {
         if (child->attached())
-            child->detach();
+            child->detach(childrenContext);
     }
 }
 
-inline void ContainerNode::detachChildren()
+inline void ContainerNode::detachChildren(const AttachContext& context)
 {
+    AttachContext childrenContext(context);
+    childrenContext.resolvedStyle = 0;
+
     for (Node* child = firstChild(); child; child = child->nextSibling())
-        child->detach();
+        child->detach(childrenContext);
 }
 
 inline unsigned Node::childNodeCount() const
 {
     if (!isContainerNode())
         return 0;
     return toContainerNode(this)->childNodeCount();
 }
 
 inline Node* Node::childNode(unsigned index) const
@@ skipping 118 matching lines @@
         m_node->resumePostAttachCallbacks();
     }
 
 private:
     ContainerNode* m_node;
 };
 
 } // namespace WebCore
 
 #endif // ContainerNode_h