Remove the use of OwnedPtrDeleter in WebMessagePortChannel.

third_party/WebKit/Source/web/WebDOMMessageEvent.cpp

 /*
  * 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 60 matching lines @@
 {
     return WebString(constUnwrap<MessageEvent>()->origin());
 }
 
 WebMessagePortChannelArray WebDOMMessageEvent::releaseChannels()
 {
     MessagePortChannelArray* channels = constUnwrap<MessageEvent>()->channels();
     WebMessagePortChannelArray webChannels(channels ? channels->size() : 0);
     if (channels) {
         for (size_t i = 0; i < channels->size(); ++i)
-            webChannels[i] = (*channels)[i].leakPtr();
+            webChannels[i] = (*channels)[i].release();
     }
     return webChannels;
 }
 
 } // namespace blink