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

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

Index: third_party/WebKit/Source/core/page/EventSource.h
diff --git a/third_party/WebKit/Source/core/page/EventSource.h b/third_party/WebKit/Source/core/page/EventSource.h
index 73ef19c3f45c26214151cddc0f8c394df6ffe127..4ce466e29d85ede9df4f0fe4c90264e8e8aba2af 100644
--- a/third_party/WebKit/Source/core/page/EventSource.h
+++ b/third_party/WebKit/Source/core/page/EventSource.h
@@ -41,7 +41,7 @@
 #include "platform/heap/Handle.h"
 #include "platform/weborigin/KURL.h"
 #include "wtf/Forward.h"
-#include "wtf/RefPtr.h"
+#include "wtf/OwnPtr.h"
 
 namespace blink {
 
@@ -114,7 +114,7 @@ private:
     State m_state;
 
     Member<EventSourceParser> m_parser;
-    RefPtr<ThreadableLoader> m_loader;
+    OwnPtr<ThreadableLoader> m_loader;
     Timer<EventSource> m_connectTimer;
 
     unsigned long long m_reconnectDelay;