f1f294374d
Some Linux Platforms do not have power events, on which energy metrics are unavailable. Check if power events exist to reduce unnecessary code execution and get correct warning. Bug: 1385251 Change-Id: I99bc4f51981f71f0b0a2f266895f0ad8fa9434a7 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4576801 Reviewed-by: Francois Pierre Doray <fdoray@chromium.org> Commit-Queue: Shiyi Zou <shiyi.zou@intel.com> Cr-Commit-Position: refs/heads/main@{#1152341}