Introduce a macro enabling 'SimpleClassVectorTraits'

Source/core/html/parser/HTMLConstructionSite.h

 /*
  * Copyright (C) 2010 Google, Inc. All Rights Reserved.
  * Copyright (C) 2011 Apple 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
@@ skipping 52 matching lines @@
 
     Operation operation;
     RefPtr<ContainerNode> parent;
     RefPtr<Node> nextChild;
     RefPtr<Node> child;
     bool selfClosing;
 };
 
 } // namespace WebCore
 
-namespace WTF {
-template<> struct VectorTraits<WebCore::HTMLConstructionSiteTask> : SimpleClassVectorTraits<WebCore::HTMLConstructionSiteTask> { };
-} // namespace WTF
+WTF_ALLOW_MOVE_INIT_AND_COMPARE_WITH_MEM_FUNCTIONS(WebCore::HTMLConstructionSiteTask);
 
 namespace WebCore {
 
 // Note: These are intentionally ordered so that when we concatonate
 // strings and whitespaces the resulting whitespace is ws = min(ws1, ws2).
 enum WhitespaceMode {
     WhitespaceUnknown,
     NotAllWhitespace,
     AllWhitespace,
 };
@@ skipping 207 matching lines @@
     // "whenever a node would be inserted into the current node, it must instead
     // be foster parented."  This flag tracks whether we're in that state.
     bool m_redirectAttachToFosterParent;
 
     bool m_inQuirksMode;
 };
 
 } // namespace WebCore
 
 #endif