Replace ASSERT*() with DCHECK*() in core/events/.

third_party/WebKit/Source/core/events/EventDispatchMediator.h

 /*
  * 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 33 matching lines @@
 public:
     static EventDispatchMediator* create(Event*);
     virtual ~EventDispatchMediator() { }
     DECLARE_VIRTUAL_TRACE();
     virtual DispatchEventResult dispatchEvent(EventDispatcher&) const;
     Event& event() const { return *m_event; }
 
 protected:
     explicit EventDispatchMediator(Event*);
     EventDispatchMediator() { }
-    void setEvent(Event* event) { ASSERT(event); m_event = event; }
+    void setEvent(Event* event) { DCHECK(event); m_event = event; }
 
 private:
     Member<Event> m_event;
 };
 
 } // namespace blink
 
 #endif // EventDispatchMediator_h