Replace scoped_ptr with unique_ptr in webrtc/base/

webrtc/base/macifaddrs_converter.cc

 /*
  *  Copyright 2015 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
+#include <memory>
+
 #include <net/if.h>
 #include <sys/ioctl.h>
 #include <unistd.h>
 
 #include "webrtc/base/checks.h"
 #include "webrtc/base/ifaddrs_converter.h"
 #include "webrtc/base/logging.h"
-#include "webrtc/base/scoped_ptr.h"
 
 #if !defined(WEBRTC_IOS)
 #include <net/if_media.h>
 #include <netinet/in_var.h>
 #else  // WEBRTC_IOS
 #define SCOPE6_ID_MAX 16
 
 struct in6_addrlifetime {
   time_t ia6t_expire;    /* valid lifetime expiration time */
   time_t ia6t_preferred; /* preferred lifetime expiration time */
@@ skipping 233 matching lines @@
     }
 
     if (!ConvertNativeToIPAttributes(native_attributes, ip_attributes)) {
       return false;
     }
 
     return true;
   }
 
  private:
-  rtc::scoped_ptr<IPv6AttributesGetter> ip_attribute_getter_;
+  std::unique_ptr<IPv6AttributesGetter> ip_attribute_getter_;
 };
 
 }  // namespace
 
 IfAddrsConverter* CreateIfAddrsConverter() {
   return new MacIfAddrsConverter();
 }
 
 }  // namespace rtc