Use getters on WebserviceUser
Security] [Custom Provider] Use properties on WebserviceUser
minor #4052 [Security] [Custom Provider] Use properties on WebserviceUser (entering)

This PR was submitted for the 2.5 branch but it was merged into the 2.3 branch instead (closes #4052).

Discussion
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[Security] [Custom Provider] Use properties on WebserviceUser

Commits
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c6ede6d Security] [Custom Provider] Use properties on WebserviceUser
8d69fc8 [Security] [Custom Provider] Use getters on WebserviceUser