Fix -Wfortify-source warning (2nd)

Follow up change to http://ag/25556127. The previous CL did not cover
all instances.

Test: presubmit
Bug: 315245071
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:cf05d7acff6e5e3e9926c59c680afd39cabb8337)
Merged-In: If3ed05126c355e8790a666e62325fa1825a86b7b
Change-Id: If3ed05126c355e8790a666e62325fa1825a86b7b
1 file changed