Append "Callback" to each value of enum CallbackType

Source/core/dom/custom/CustomElementLifecycleCallbacks.h

 /*
  * 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 25 matching lines @@
 
 namespace blink {
 
 class Element;
 
 class CustomElementLifecycleCallbacks : public RefCounted<CustomElementLifecycleCallbacks> {
 public:
     virtual ~CustomElementLifecycleCallbacks() { }
 
     enum CallbackType {
-        None             = 0,
-        Created          = 1 << 0,
-        Attached         = 1 << 1,
-        Detached         = 1 << 2,
-        AttributeChanged = 1 << 3
+        None                     = 0,
+        CreatedCallback          = 1 << 0,
+        AttachedCallback         = 1 << 1,
+        DetachedCallback         = 1 << 2,
+        AttributeChangedCallback = 1 << 3
     };
 
     bool hasCallback(CallbackType type) const { return m_which & type; }
 
     virtual void created(Element*) = 0;
     virtual void attached(Element*) = 0;
     virtual void detached(Element*) = 0;
     virtual void attributeChanged(Element*, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue) = 0;
 
 protected:
     CustomElementLifecycleCallbacks(CallbackType which) : m_which(which) { }
 
 private:
     CallbackType m_which;
 };
 
 }
 
 #endif // CustomElementLifecycleCallbacks_h