[Loader] Make ThreadableLoader non-RefCounted and be managed by OwnPtr

third_party/WebKit/Source/core/page/EventSource.h

 /*
  * Copyright (C) 2009, 2012 Ericsson AB. All rights reserved.
  * Copyright (C) 2010 Apple 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:
  *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 23 matching lines @@
 
 #include "core/dom/ContextLifecycleObserver.h"
 #include "core/events/EventTarget.h"
 #include "core/loader/ThreadableLoader.h"
 #include "core/loader/ThreadableLoaderClient.h"
 #include "core/page/EventSourceParser.h"
 #include "platform/Timer.h"
 #include "platform/heap/Handle.h"
 #include "platform/weborigin/KURL.h"
 #include "wtf/Forward.h"
-#include "wtf/RefPtr.h"
+#include "wtf/OwnPtr.h"
 
 namespace blink {
 
 class EventSourceInit;
 class ExceptionState;
 class ResourceResponse;
 
 class CORE_EXPORT EventSource final : public RefCountedGarbageCollectedEventTargetWithInlineData<EventSource>, private ThreadableLoaderClient, public ContextLifecycleObserver, public EventSourceParser::Client {
     DEFINE_WRAPPERTYPEINFO();
     REFCOUNTED_GARBAGE_COLLECTED_EVENT_TARGET(EventSource);
@@ skipping 52 matching lines @@
     void networkRequestEnded();
     void scheduleReconnect();
     void connectTimerFired(Timer<EventSource>*);
     void abortConnectionAttempt();
 
     KURL m_url;
     bool m_withCredentials;
     State m_state;
 
     Member<EventSourceParser> m_parser;
-    RefPtr<ThreadableLoader> m_loader;
+    OwnPtr<ThreadableLoader> m_loader;
     Timer<EventSource> m_connectTimer;
 
     unsigned long long m_reconnectDelay;
     String m_eventStreamOrigin;
 };
 
 } // namespace blink
 
 #endif // EventSource_h