Enable cfi for libxaac am: 33385d02d2 am: af592b8c71 am: 0526224005

Original change: https://android-review.googlesource.com/c/platform/external/libxaac/+/1518098

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ib8877705f76f8fbb1bafd6fbaab66abdc4e5615b