public RestClientMessageFormatter(IClientMessageFormatter actual
     , OperationDescription description
     , RestWebContentTypeMapper mapper
     , ConnectionSettings configuration)
 {
     this.Original = actual;
     this.Description = description;
     this.Mapper = mapper;
     this.Configuration = configuration;
 }
 public RestOperationBehavior(RestWebContentTypeMapper mapper, ConnectionSettings configuration)
 {
     this.Mapper = mapper;
     this.Configuration = configuration;
 }