HPCC-9254 Dynamic timeActivities for Roxie - to reduce get_cycles_now() overhead

Signed-off-by: Mark Kelly <mark.kelly@lexisnexis.com>
HPCC-9254 Dynamic timeActivities for Roxie - to reduce get_cycles_now() overhead

Signed-off-by: Mark Kelly <mark.kelly@lexisnexis.com>
HPCC-9254 Dynamic timeActivities for Roxie - to reduce get_cycles_now() overhead

Signed-off-by: Mark Kelly <mark.kelly@lexisnexis.com>

Made changes to not call virtual function every time.
Merge pull request #5600 from mckellyln/hpcc9254

HPCC-9254 Dynamic timeActivities for Roxie - to reduce get_cycles_now() ...

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>