Hide PingLoader lifetime implementation detail from outside view.

third_party/WebKit/Source/core/loader/BeaconLoader.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/loader/BeaconLoader.h"
 
 #include "core/dom/DOMArrayBufferView.h"
 #include "core/dom/Document.h"
 #include "core/fetch/CrossOriginAccessControl.h"
 #include "core/fetch/FetchContext.h"
@@ skipping 79 matching lines @@
         if (MixedContentChecker::shouldBlockFetch(frame, request, request.url()))
             return false;
 
         payloadLength = entitySize;
         if (!beacon.serialize(request, allowance, payloadLength))
             return false;
 
         FetchInitiatorInfo initiatorInfo;
         initiatorInfo.name = FetchInitiatorTypeNames::beacon;
 
-        // Leak the loader, since it will kill itself as soon as it receives a response.
-        RawPtr<BeaconLoader> loader = new BeaconLoader(frame, request, initiatorInfo, AllowStoredCredentials);
-        loader->ref();
+        // The loader keeps itself alive until it receives a response and disposes itself.
+        BeaconLoader* loader = new BeaconLoader(frame, request, initiatorInfo, AllowStoredCredentials);
+        ASSERT_UNUSED(loader, loader);
         return true;
     }
 };
 
 bool BeaconLoader::sendBeacon(LocalFrame* frame, int allowance, const KURL& beaconURL, const String& data, int& payloadLength)
 {
     BeaconData<String> beacon(data);
     return Sender::send(frame, allowance, beaconURL, beacon, payloadLength);
 }
 
@@ skipping 120 matching lines @@
     request.setHTTPBody(entityBody.release());
     request.setHTTPContentType(contentType);
 
     payloadLength = entitySize;
     return true;
 }
 
 } // namespace
 
 } // namespace blink