Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/network/HTTPHeaderMap.h

 /*
  * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) 2009 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
@@ skipping 12 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 HTTPHeaderMap_h
 #define HTTPHeaderMap_h
 
 #include "platform/PlatformExport.h"
 #include "wtf/Allocator.h"
 #include "wtf/HashMap.h"
+#include "wtf/PassOwnPtr.h"
 #include "wtf/Vector.h"
 #include "wtf/text/AtomicString.h"
 #include "wtf/text/AtomicStringHash.h"
 #include "wtf/text/StringHash.h"
-#include <memory>
 #include <utility>
 
 namespace blink {
 
 typedef Vector<std::pair<String, String>> CrossThreadHTTPHeaderMapData;
 
 // FIXME: Not every header fits into a map. Notably, multiple Set-Cookie header fields are needed to set multiple cookies.
 class PLATFORM_EXPORT HTTPHeaderMap final {
     DISALLOW_NEW();
 public:
     HTTPHeaderMap();
     ~HTTPHeaderMap();
 
     // Gets a copy of the data suitable for passing to another thread.
-    std::unique_ptr<CrossThreadHTTPHeaderMapData> copyData() const;
+    PassOwnPtr<CrossThreadHTTPHeaderMapData> copyData() const;
 
-    void adopt(std::unique_ptr<CrossThreadHTTPHeaderMapData>);
+    void adopt(PassOwnPtr<CrossThreadHTTPHeaderMapData>);
 
     typedef HashMap<AtomicString, AtomicString, CaseFoldingHash> MapType;
     typedef MapType::AddResult AddResult;
     typedef MapType::const_iterator const_iterator;
 
     size_t size() const { return m_headers.size(); }
     const_iterator begin() const { return m_headers.begin(); }
     const_iterator end() const { return m_headers.end(); }
     const_iterator find(const AtomicString &k) const { return m_headers.find(k); }
     void clear() { m_headers.clear(); }
     bool contains(const AtomicString& k) const { return m_headers.contains(k); }
     const AtomicString& get(const AtomicString& k) const { return m_headers.get(k); }
     AddResult set(const AtomicString& k, const AtomicString& v) { return m_headers.set(k, v); }
     AddResult add(const AtomicString& k, const AtomicString& v) { return m_headers.add(k, v); }
     void remove(const AtomicString& k) { m_headers.remove(k); }
     bool operator!=(const HTTPHeaderMap& rhs) const { return m_headers != rhs.m_headers; }
     bool operator==(const HTTPHeaderMap& rhs) const { return m_headers == rhs.m_headers; }
 
 private:
     HashMap<AtomicString, AtomicString, CaseFoldingHash> m_headers;
 };
 
 } // namespace blink
 
 #endif // HTTPHeaderMap_h