Revert "Remove OwnPtr from Blink."

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

 /*
  * Copyright (C) 2013, 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:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "wtf/text/TextPosition.h"
 
-#include "wtf/PtrUtil.h"
+#include "wtf/PassOwnPtr.h"
 #include "wtf/StdLibExtras.h"
 #include <algorithm>
-#include <memory>
 
 namespace WTF {
 
-std::unique_ptr<Vector<unsigned>> lineEndings(const String& text)
+PassOwnPtr<Vector<unsigned>> lineEndings(const String& text)
 {
-    std::unique_ptr<Vector<unsigned>> result(wrapUnique(new Vector<unsigned>()));
+    OwnPtr<Vector<unsigned>> result(adoptPtr(new Vector<unsigned>()));
 
     unsigned start = 0;
     while (start < text.length()) {
         size_t lineEnd = text.find('\n', start);
         if (lineEnd == kNotFound)
             break;
 
         result->append(static_cast<unsigned>(lineEnd));
         start = lineEnd + 1;
     }
@@ skipping 11 matching lines @@
 TextPosition TextPosition::fromOffsetAndLineEndings(unsigned offset, const Vector<unsigned>& lineEndings)
 {
     const unsigned* foundLineEnding = std::lower_bound(lineEndings.begin(), lineEndings.end(), offset);
     int lineIndex = foundLineEnding - &lineEndings.at(0);
     unsigned lineStartOffset = lineIndex > 0 ? lineEndings.at(lineIndex - 1) + 1 : 0;
     int column = offset - lineStartOffset;
     return TextPosition(OrdinalNumber::fromZeroBasedInt(lineIndex), OrdinalNumber::fromZeroBasedInt(column));
 }
 
 } // namespace WTF