Don't initialize event when calling create() with no argument

third_party/WebKit/Source/modules/websockets/CloseEvent.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 54 matching lines @@
   String reason() const { return m_reason; }
 
   // Event function.
   const AtomicString& interfaceName() const override {
     return EventNames::CloseEvent;
   }
 
   DEFINE_INLINE_VIRTUAL_TRACE() { Event::trace(visitor); }
 
  private:
-  CloseEvent()
-      : Event(EventTypeNames::close, false, false),
-        m_wasClean(false),
-        m_code(0) {}
+  CloseEvent() : m_wasClean(false), m_code(0) {}
 
   CloseEvent(bool wasClean, int code, const String& reason)
       : Event(EventTypeNames::close, false, false),
         m_wasClean(wasClean),
         m_code(code),
         m_reason(reason) {}
 
   CloseEvent(const AtomicString& type, const CloseEventInit& initializer);
 
   bool m_wasClean;
   unsigned short m_code;
   String m_reason;
 };
 
 }  // namespace blink
 
 #endif  // CloseEvent_h