Fix template angle bracket syntax in dom

Source/core/dom/ChildListMutationScope.cpp

 /*
  * Copyright (C) 2011 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 25 matching lines @@
 #include "core/dom/StaticNodeList.h"
 #include "wtf/HashMap.h"
 #include "wtf/StdLibExtras.h"
 
 namespace blink {
 
 // The accumulator map is used to make sure that there is only one mutation
 // accumulator for a given node even if there are multiple ChildListMutationScopes
 // on the stack. The map is always empty when there are no ChildListMutationScopes
 // on the stack.
-typedef WillBeHeapHashMap<RawPtrWillBeMember<Node>, RawPtrWillBeMember<ChildListMutationAccumulator> > AccumulatorMap;
+typedef WillBeHeapHashMap<RawPtrWillBeMember<Node>, RawPtrWillBeMember<ChildListMutationAccumulator>> AccumulatorMap;
 
 static AccumulatorMap& accumulatorMap()
 {
     DEFINE_STATIC_LOCAL(OwnPtrWillBePersistent<AccumulatorMap>, map, (adoptPtrWillBeNoop(new AccumulatorMap())));
     return *map;
 }
 
 ChildListMutationAccumulator::ChildListMutationAccumulator(PassRefPtrWillBeRawPtr<Node> target, PassOwnPtrWillBeRawPtr<MutationObserverInterestGroup> observers)
     : m_target(target)
     , m_lastAdded(nullptr)
@@ skipping 105 matching lines @@
     visitor->trace(m_target);
     visitor->trace(m_removedNodes);
     visitor->trace(m_addedNodes);
     visitor->trace(m_previousSibling);
     visitor->trace(m_nextSibling);
     visitor->trace(m_lastAdded);
     visitor->trace(m_observers);
 }
 
 } // namespace blink