Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/wtf/text/TextCodec.h

 /*
  * Copyright (C) 2004, 2006 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov <ap@nypop.com>
  *
  * 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
@@ skipping 11 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.
  */
 
 #ifndef TextCodec_h
 #define TextCodec_h
 
 #include "wtf/Forward.h"
 #include "wtf/Noncopyable.h"
+#include "wtf/PassOwnPtr.h"
 #include "wtf/text/Unicode.h"
 #include "wtf/text/WTFString.h"
-#include <memory>
 
 namespace WTF {
 
 class TextEncoding;
 
 // Specifies what will happen when a character is encountered that is
 // not encodable in the character set.
 enum UnencodableHandling {
     // Substitutes the replacement character "?".
     QuestionMarksForUnencodables,
@@ skipping 46 matching lines @@
     virtual CString encode(const LChar*, size_t length, UnencodableHandling) = 0;
 
     // Fills a null-terminated string representation of the given
     // unencodable character into the given replacement buffer.
     // The length of the string (not including the null) will be returned.
     static int getUnencodableReplacement(unsigned codePoint, UnencodableHandling, UnencodableReplacementArray);
 };
 
 typedef void (*EncodingNameRegistrar)(const char* alias, const char* name);
 
-typedef std::unique_ptr<TextCodec> (*NewTextCodecFunction)(const TextEncoding&, const void* additionalData);
+typedef PassOwnPtr<TextCodec> (*NewTextCodecFunction)(const TextEncoding&, const void* additionalData);
 typedef void (*TextCodecRegistrar)(const char* name, NewTextCodecFunction, const void* additionalData);
 
 } // namespace WTF
 
 using WTF::TextCodec;
 
 #endif // TextCodec_h