Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/dom/DecodedDataDocumentParser.cpp

 /*
  * Copyright (C) 2010 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
@@ skipping 10 matching lines @@
  * 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 "core/dom/DecodedDataDocumentParser.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/DocumentEncodingData.h"
 #include "core/html/parser/TextResourceDecoder.h"
-#include <memory>
 
 namespace blink {
 
 DecodedDataDocumentParser::DecodedDataDocumentParser(Document& document)
     : DocumentParser(&document)
     , m_needsDecoder(true)
 {
 }
 
 DecodedDataDocumentParser::~DecodedDataDocumentParser()
 {
 }
 
-void DecodedDataDocumentParser::setDecoder(std::unique_ptr<TextResourceDecoder> decoder)
+void DecodedDataDocumentParser::setDecoder(PassOwnPtr<TextResourceDecoder> decoder)
 {
     // If the decoder is explicitly unset rather than having ownership
     // transferred away by takeDecoder(), we need to make sure it's recreated
     // next time data is appended.
     m_needsDecoder = !decoder;
     m_decoder = std::move(decoder);
 }
 
 TextResourceDecoder* DecodedDataDocumentParser::decoder()
 {
     return m_decoder.get();
 }
 
-std::unique_ptr<TextResourceDecoder> DecodedDataDocumentParser::takeDecoder()
+PassOwnPtr<TextResourceDecoder> DecodedDataDocumentParser::takeDecoder()
 {
     return std::move(m_decoder);
 }
 
 void DecodedDataDocumentParser::appendBytes(const char* data, size_t length)
 {
     if (!length)
         return;
 
     // This should be checking isStopped(), but XMLDocumentParser prematurely
@@ skipping 25 matching lines @@
 
 void DecodedDataDocumentParser::updateDocument(String& decodedData)
 {
     document()->setEncodingData(DocumentEncodingData(*m_decoder.get()));
 
     if (!decodedData.isEmpty())
         append(decodedData);
 }
 
 } // namespace blink