Update scoped_ptr references to be unique_ptr in src/base comments.

base/mac/scoped_authorizationref.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BASE_MAC_SCOPED_AUTHORIZATIONREF_H_
 #define BASE_MAC_SCOPED_AUTHORIZATIONREF_H_
 
 #include <Security/Authorization.h>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 
 // ScopedAuthorizationRef maintains ownership of an AuthorizationRef.  It is
-// patterned after the scoped_ptr interface.
+// patterned after the unique_ptr interface.
 
 namespace base {
 namespace mac {
 
 class ScopedAuthorizationRef {
  public:
   explicit ScopedAuthorizationRef(AuthorizationRef authorization = NULL)
       : authorization_(authorization) {
   }
 
@@ skipping 48 matching lines @@
  private:
   AuthorizationRef authorization_;
 
   DISALLOW_COPY_AND_ASSIGN(ScopedAuthorizationRef);
 };
 
 }  // namespace mac
 }  // namespace base
 
 #endif  // BASE_MAC_SCOPED_AUTHORIZATIONREF_H_