Utilise the new 'p4_system' function.
Utilise the new 'p4_system' function.

Signed-off-by: Anand Kumria <745d14a6451adc01f540e87d01c710e72d7f88b4@progsoc.org>
Signed-off-by: Junio C Hamano <a6723cc3f76163bf7adb636a73ac3b0ceb3e6b9b@pobox.com>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git