Use kCamelCase in Document::ListenerType enum

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2013 Apple Inc. All
  * rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 195 matching lines @@
         ContainerNode::kTextChanged, this, previousSibling(), nextSibling(),
         ContainerNode::kChildrenChangeSourceAPI};
     parentNode()->ChildrenChanged(change);
   }
 
   // Skip DOM mutation events if the modification is from parser.
   // Note that mutation observer events will still fire.
   // Spec: https://html.spec.whatwg.org/multipage/syntax.html#insert-a-character
   if (source != kUpdateFromParser && !IsInShadowTree()) {
     if (GetDocument().HasListenerType(
-            Document::DOMCHARACTERDATAMODIFIED_LISTENER))
+            Document::kDOMCharacterDataModifiedListener))
       DispatchScopedEvent(
           MutationEvent::Create(EventTypeNames::DOMCharacterDataModified, true,
                                 nullptr, old_data, data_));
     DispatchSubtreeModifiedEvent();
   }
   probe::characterDataModified(this);
 }
 
 int CharacterData::MaxCharacterOffset() const {
   return static_cast<int>(length());
 }
 
 }  // namespace blink