What action this step should take if the modification fails. This can happen when
            you request to perform an invalid action, such as shrink a core instance group.
            
 Declaration Syntax
 Declaration Syntax| C# | 
[ObsoleteAttribute("The With methods are obsolete and will be removed in version 2 of the AWS SDK for .NET. See http://aws.amazon.com/sdkfornet/#version2 for more information.")] public ResizeJobFlowStep WithOnFailure( OnFailure onFailure )
 Parameters
 Parameters- onFailure (OnFailure)
- OnFailure enum specifying which action to take.
 Return Value
 Return ValueA reference to this updated object so that method calls can be chained
                    together.