Snap for 11400057 from 664362a37ed3871e5519a26f6f0ab50d408edba8 to simpleperf-release

Change-Id: Id9d803804ce99c8b02ed83019452b01e32e01705
tree: 2b8c34ba4d4cc7698fc4e9a61434512fe35bdc02
  1. .clang-format
  2. .gitignore