[Oilpan] Prepare full definition of classes before using Member

third_party/WebKit/Source/core/events/TreeScopeEventContext.cpp

 /*
  * Copyright (C) 2014 Google Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 12 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
 
 #include "config.h"
 #include "core/events/TreeScopeEventContext.h"
 
 #include "core/dom/StaticNodeList.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/events/EventPath.h"
-#include "core/events/TouchEventContext.h"
 
 namespace blink {
 
 bool TreeScopeEventContext::isUnclosedTreeOf(const TreeScopeEventContext& other)
 {
     // Exclude closed nodes if necessary.
     // If a node is in a closed shadow root, or in a tree whose ancestor has a closed shadow root,
     // it should not be visible to nodes above the closed shadow root.
 
     // (1) If |this| is an ancestor of |other| in tree-of-trees, include it.
@@ skipping 73 matching lines @@
     m_preOrder = orderNumber;
     m_containingClosedShadowTree = (rootNode().isShadowRoot() && !toShadowRoot(rootNode()).isOpen()) ? this : nearestAncestorClosedTreeScopeEventContext;
     for (size_t i = 0; i < m_children.size(); ++i)
         orderNumber = m_children[i]->calculateTreeOrderAndSetNearestAncestorClosedTree(orderNumber + 1, containingClosedShadowTree());
     m_postOrder = orderNumber + 1;
 
     return orderNumber + 1;
 }
 
 } // namespace blink