create_new_keys: drop redundant settings

The common.sh file already defines these variables/funcs, so drop them.

BUG=chromium:381862
TEST=`./create_new_keys.sh` created new keys correctly
BRANCH=none

Change-Id: Ie7f0f683d4971c188d4629b520938b4b65bb0a9f
Reviewed-on: https://chromium-review.googlesource.com/203685
Reviewed-by: Gaurav Shah <gauravsh@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
2 files changed