Re-write many calls to WrapUnique() with MakeUnique()

remoting/host/pairing_registry_delegate_win.cc

 // Copyright 2013 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.
 
 #include "remoting/host/pairing_registry_delegate_win.h"
 
 #include <utility>
 
 #include "base/json/json_string_value_serializer.h"
 #include "base/logging.h"
@@ skipping 248 matching lines @@
       result != ERROR_PATH_NOT_FOUND) {
     SetLastError(result);
     PLOG(ERROR) << "Cannot delete pairing entry '" << client_id << "'";
     return false;
   }
 
   return true;
 }
 
 std::unique_ptr<PairingRegistry::Delegate> CreatePairingRegistryDelegate() {
-  return base::WrapUnique(new PairingRegistryDelegateWin());
+  return base::MakeUnique<PairingRegistryDelegateWin>();
 }
 
 }  // namespace remoting