
Decrease scheduler flakes of layout tests which can incorrectly infer console message line numbers depending on execution scheduling. Do this by ignoring line numbers of console messages which do not have an associated discovered source file. Bug: 894792 Bug: 894795 Bug: 896194 Change-Id: Ic8565ba7ac4a2e036f9d333c319544efdc8a3601 Reviewed-on: https://chromium-review.googlesource.com/c/1283037 Commit-Queue: Leszek Swirski <leszeks@chromium.org> Reviewed-by: Peter Beverloo <peter@chromium.org> Reviewed-by: Dan Elphick <delphick@chromium.org> Cr-Commit-Position: refs/heads/master@{#600380}