GitLab

Extend histogram expiry

Bug: 1063887
Change-Id: I41ebe4e6eb7237581afa1028ea74d482604500f9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2126410Reviewed-by: Tony Yeoman <tby@chromium.org>
Commit-Queue: Jia Meng <jiameng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#754424}