Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/html/parser/HTMLMetaCharsetParser.h

 /*
  * 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 11 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef HTMLMetaCharsetParser_h
 #define HTMLMetaCharsetParser_h
 
 #include "core/html/parser/HTMLToken.h"
 #include "platform/text/SegmentedString.h"
 #include "wtf/Noncopyable.h"
-#include "wtf/PtrUtil.h"
 #include "wtf/text/TextCodec.h"
 #include "wtf/text/TextEncoding.h"
-#include <memory>
 
 namespace blink {
 
 class HTMLTokenizer;
 
 class HTMLMetaCharsetParser {
     WTF_MAKE_NONCOPYABLE(HTMLMetaCharsetParser); USING_FAST_MALLOC(HTMLMetaCharsetParser);
 public:
-    static std::unique_ptr<HTMLMetaCharsetParser> create() { return wrapUnique(new HTMLMetaCharsetParser()); }
+    static PassOwnPtr<HTMLMetaCharsetParser> create() { return adoptPtr(new HTMLMetaCharsetParser()); }
 
     ~HTMLMetaCharsetParser();
 
     // Returns true if done checking, regardless whether an encoding is found.
     bool checkForMetaCharset(const char*, size_t);
 
     const WTF::TextEncoding& encoding() { return m_encoding; }
 
 private:
     HTMLMetaCharsetParser();
 
     bool processMeta();
 
-    std::unique_ptr<HTMLTokenizer> m_tokenizer;
-    std::unique_ptr<TextCodec> m_assumedCodec;
+    OwnPtr<HTMLTokenizer> m_tokenizer;
+    OwnPtr<TextCodec> m_assumedCodec;
     SegmentedString m_input;
     HTMLToken m_token;
     bool m_inHeadSection;
 
     bool m_doneChecking;
     WTF::TextEncoding m_encoding;
 };
 
 } // namespace blink
 #endif