What used to look like this: desk_pokemonwiki.skp 9.38ms -> 9.76ms 1x tabl_pravda.skp 237us -> 241us 1x desk_css3gradients.skp 249us -> 254us 1x .... desk_fontwipe.skp 39.6us -> 38.7us 0.98x tabl_digg.skp 922us -> 893us 0.97x tabl_gmail.skp 20.7us -> 20us 0.96x Now will print more like this: desk_pokemonwiki.skp 9.38ms -> 9.76ms 1.04x tabl_pravda.skp 237us -> 241us 1.02x desk_css3gradients.skp 249us -> 254us 1.02x .... desk_fontwipe.skp 39.6us -> 38.7us 0.98x tabl_digg.skp 922us -> 893us 0.97x tabl_gmail.skp 20.7us -> 20us 0.96x BUG=skia: Review URL: https://codereview.chromium.org/756643004
These are the scripts I've been homegrowing for measuring perf impact. I think we found them useful today as a way of sifting through the noise. BUG=skia: Review URL: https://codereview.chromium.org/703713002