The only call to this function was passing `nullptr` which is the equivalent of an empty span. Chromium change: https://chromium.googlesource.com/chromium/src/+/58bfcc525abee92abce83078a14519cf86142e49 commit 58bfcc525abee92abce83078a14519cf86142e49 Author: Jan Keitel <jkeitel@google.com> Date: Fri Aug 16 16:43:55 2024 +0000 Fix unsafe buffer warnings in memory_infra_background_allowlist.cc. Bug: 40284755