Migrate WTF::HashMap::add() to ::insert()

third_party/WebKit/Source/core/dom/UserActionElementSet.cpp

 /*
  * Copyright (C) 2012 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 80 matching lines @@
 
 inline void UserActionElementSet::setFlags(Element* element, unsigned flags) {
   ElementFlagMap::iterator result = m_elements.find(element);
   if (result != m_elements.end()) {
     DCHECK(element->isUserActionElement());
     result->value |= flags;
     return;
   }
 
   element->setUserActionElement(true);
-  m_elements.add(element, flags);
+  m_elements.insert(element, flags);
 }
 
 DEFINE_TRACE(UserActionElementSet) {
   visitor->trace(m_elements);
 }
 
 }  // namespace blink