Update pantah SVN to 18

Bug: 268558932
Change-Id: I7ab4f168a95f75760d12aa349ee1d98837cbf80a
(cherry picked from commit on googleplex-android-review.googlesource.com host: bbbf58bd9bba9791124ebdf11b07224740838932)
Merged-In: I7ab4f168a95f75760d12aa349ee1d98837cbf80a
2 files changed