17098: Refactors context menu's kind decision function.

17098: Refactors context menu's kind decision function.

Over time, the function got several optional arguments that were mostly
intrinsic of the resource being queried, or the user type. This produced lot
of duplicated and error prone code on the caller's side.
Now, all callers only need to provide a uuid, the will get the same result.

Arvados-DCO-1.1-Signed-off-by: Lucas Di Pentima <lucas@di-pentima.com.ar>