Fix for calculation of event.path for closed mode shadow root

Source/core/events/EventPath.cpp

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 148 matching lines @@
 {
     // Precondition:
     //   - TreeScopes in m_treeScopeEventContexts must be *connected* in the same tree of trees.
     //   - The root tree must be included.
     WillBeHeapHashMap<RawPtrWillBeMember<const TreeScope>, RawPtrWillBeMember<TreeScopeEventContext>> treeScopeEventContextMap;
     for (const auto& treeScopeEventContext : m_treeScopeEventContexts)
         treeScopeEventContextMap.add(&treeScopeEventContext->treeScope(), treeScopeEventContext.get());
     TreeScopeEventContext* rootTree = 0;
     for (const auto& treeScopeEventContext : m_treeScopeEventContexts) {
         // Use olderShadowRootOrParentTreeScope here for parent-child relationships.
-        // See the definition of trees of trees in the Shado DOM spec: http://w3c.github.io/webcomponents/spec/shadow/
+        // See the definition of trees of trees in the Shadow DOM spec:
+        // http://w3c.github.io/webcomponents/spec/shadow/
         TreeScope* parent = treeScopeEventContext.get()->treeScope().olderShadowRootOrParentTreeScope();
         if (!parent) {
             ASSERT(!rootTree);
             rootTree = treeScopeEventContext.get();
             continue;
         }
         ASSERT(treeScopeEventContextMap.find(parent) != treeScopeEventContextMap.end());
         treeScopeEventContextMap.find(parent)->value->addChild(*treeScopeEventContext.get());
     }
     ASSERT(rootTree);
-    rootTree->calculatePrePostOrderNumber(0);
+    rootTree->calculateTreeOrderAndFindClosedTrees(0, nullptr);
 }
 
 TreeScopeEventContext* EventPath::ensureTreeScopeEventContext(Node* currentTarget, TreeScope* treeScope, TreeScopeEventContextMap& treeScopeEventContextMap)
 {
     if (!treeScope)
         return 0;
     TreeScopeEventContext* treeScopeEventContext;
     bool isNewEntry;
     {
         TreeScopeEventContextMap::AddResult addResult = treeScopeEventContextMap.add(treeScope, nullptr);
@@ skipping 187 matching lines @@
 #if ENABLE(OILPAN)
     visitor->trace(m_nodeEventContexts);
     visitor->trace(m_node);
     visitor->trace(m_event);
     visitor->trace(m_treeScopeEventContexts);
     visitor->trace(m_windowEventContext);
 #endif
 }
 
 } // namespace