Roll Chrome Mac PGO Profile

Roll Chrome Mac PGO profile from chrome-mac-master-1604599166-f98e71683e0c124b3da263294d166e72d717216d.profdata to chrome-mac-master-1604620781-6e005798045dacc8d1de821cf745cddceb8035b4.profdata

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/pgo-mac-chromium
Please CC pgo-profile-sheriffs@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/+doc/master/autoroll/README.md

Cq-Include-Trybots: luci.chrome.try:mac-chrome
Tbr: pgo-profile-sheriffs@google.com
Change-Id: I0ee2b5d9da19986603c650dafc9968fbdf6b460f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2522224Reviewed-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@{#824734}

chrome/build/mac.pgo.txt

-chrome-mac-master-1604599166-f98e71683e0c124b3da263294d166e72d717216d.profdata
+chrome-mac-master-1604620781-6e005798045dacc8d1de821cf745cddceb8035b4.profdata