Remove a no-longer-used variable after the previous change to use VA_UTIMES_NULL.
Remove a no-longer-used variable after the previous change to use
VA_UTIMES_NULL.

Submitted by:	bde, rmacklem
MFC after:	1 week

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase