Roll ChromeOS orderfile from 78-3877.0-1568022778-benchmark-78.0.3902.0-r1 to...

Roll ChromeOS orderfile from 78-3877.0-1568022778-benchmark-78.0.3902.0-r1 to 79-3903.0-1568628088-benchmark-78.0.3902.0-r1

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/cros-orderfile-chromium
Please CC c-compiler-chrome@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

CQ_EXTRA_TRYBOTS=
TBR=c-compiler-chrome@google.com

Change-Id: Ic39e133c13d6180aac724f2f7487a70c9c804786
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1810180Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#697496}

chromeos/profiles/orderfile.newest.txt

-chromeos-chrome-orderfile-field-78-3877.0-1568022778-benchmark-78.0.3902.0-r1.orderfile.xz
+chromeos-chrome-orderfile-field-79-3903.0-1568628088-benchmark-78.0.3902.0-r1.orderfile.xz
\ No newline at end of file