Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/wtf/text/StringImpl.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller ( mueller@kde.org )
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Andrew Wellington (proton@wiretapped.net)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #include "wtf/text/StringImpl.h"
 
 #include "wtf/DynamicAnnotations.h"
 #include "wtf/LeakAnnotations.h"
-#include "wtf/PtrUtil.h"
+#include "wtf/OwnPtr.h"
+#include "wtf/PassOwnPtr.h"
 #include "wtf/StdLibExtras.h"
 #include "wtf/allocator/PartitionAlloc.h"
 #include "wtf/allocator/Partitions.h"
 #include "wtf/text/AtomicString.h"
 #include "wtf/text/CharacterNames.h"
 #include "wtf/text/StringBuffer.h"
 #include "wtf/text/StringHash.h"
 #include "wtf/text/StringToNumber.h"
 #include <algorithm>
-#include <memory>
 #include <unicode/translit.h>
 #include <unicode/unistr.h>
 
 #ifdef STRING_STATS
 #include "wtf/DataLog.h"
 #include "wtf/HashMap.h"
 #include "wtf/HashSet.h"
 #include "wtf/RefCounted.h"
 #include "wtf/ThreadingPrimitives.h"
 #include <unistd.h>
@@ skipping 736 matching lines @@
     int length = m_length;
 
     RefPtr<StringImpl> upconverted = upconvertedString();
     const UChar* source16 = upconverted->characters16();
 
     if (localeForConversion)
         return caseConvert(source16, length, u_strToUpper, localeForConversion, this);
 
     // TODO(jungshik): Cache transliterator if perf penaly warrants it for Greek.
     UErrorCode status = U_ZERO_ERROR;
-    std::unique_ptr<icu::Transliterator> translit =
-        wrapUnique(icu::Transliterator::createInstance(transliteratorId, UTRANS_FORWARD, status));
+    OwnPtr<icu::Transliterator> translit =
+        adoptPtr(icu::Transliterator::createInstance(transliteratorId, UTRANS_FORWARD, status));
     if (U_FAILURE(status))
         return upper();
 
     // target will be copy-on-write.
     icu::UnicodeString target(false, source16, length);
     translit->transliterate(target);
 
     return create(target.getBuffer(), target.length());
 }
 
@@ skipping 1549 matching lines @@
         } else if (localeIdMatchesLang(localeIdentifier, "lt")) {
             // TODO(rob.buis) implement upper-casing rules for lt
             // like in StringImpl::upper(locale).
         }
     }
 
     return toUpper(c);
 }
 
 } // namespace WTF