Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/CrossThreadCopier.cpp

 /*
  * Copyright (C) 2009 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 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "platform/CrossThreadCopier.h"
 
 #include "platform/network/ResourceError.h"
 #include "platform/network/ResourceRequest.h"
 #include "platform/network/ResourceResponse.h"
 #include "platform/weborigin/KURL.h"
 #include "wtf/text/WTFString.h"
-#include <memory>
 
 namespace blink {
 
 CrossThreadCopier<KURL>::Type CrossThreadCopier<KURL>::copy(const KURL& url)
 {
     return url.copy();
 }
 
 CrossThreadCopier<String>::Type CrossThreadCopier<String>::copy(const String& str)
 {
@@ skipping 58 matching lines @@
     CrossThreadCopier<RefPtr<CopierRefCountedTest>>::Type
     >::value),
     "RefPtr<RefCounted> test");
 
 static_assert((std::is_same<
     int,
     CrossThreadCopier<CopierRefCountedTest*>::Type
     >::value),
     "Raw pointer RefCounted test");
 
-// Verify that std::unique_ptr gets passed through.
+// Verify that PassOwnPtr gets passed through.
 static_assert((std::is_same<
-    std::unique_ptr<float>,
-    CrossThreadCopier<std::unique_ptr<float>>::Type
+    PassOwnPtr<float>,
+    CrossThreadCopier<PassOwnPtr<float>>::Type
     >::value),
-    "std::unique_ptr test");
+    "PassOwnPtr test");
 
 } // namespace blink