Remove OwnPtr from Blink.

third_party/WebKit/Source/wtf/text/TextCodecUTF8.cpp

Index: third_party/WebKit/Source/wtf/text/TextCodecUTF8.cpp
diff --git a/third_party/WebKit/Source/wtf/text/TextCodecUTF8.cpp b/third_party/WebKit/Source/wtf/text/TextCodecUTF8.cpp
index bc4f0ed74e35c936f915023482b3b7d98ab0103a..865d67cc3b59c822c5c0197a83331407676de871 100644
--- a/third_party/WebKit/Source/wtf/text/TextCodecUTF8.cpp
+++ b/third_party/WebKit/Source/wtf/text/TextCodecUTF8.cpp
@@ -25,10 +25,12 @@
 
 #include "wtf/text/TextCodecUTF8.h"
 
+#include "wtf/PtrUtil.h"
 #include "wtf/text/CString.h"
 #include "wtf/text/CharacterNames.h"
 #include "wtf/text/StringBuffer.h"
 #include "wtf/text/TextCodecASCIIFastPath.h"
+#include <memory>
 
 namespace WTF {
 
@@ -36,9 +38,9 @@ using namespace WTF::Unicode;
 
 const int nonCharacter = -1;
 
-PassOwnPtr<TextCodec> TextCodecUTF8::create(const TextEncoding&, const void*)
+std::unique_ptr<TextCodec> TextCodecUTF8::create(const TextEncoding&, const void*)
 {
-    return adoptPtr(new TextCodecUTF8);
+    return wrapUnique(new TextCodecUTF8);
 }
 
 void TextCodecUTF8::registerEncodingNames(EncodingNameRegistrar registrar)