Roll Chrome Mac PGO Profile

Roll Chrome Mac PGO profile from chrome-mac-master-1604966213-a7264b10c906377cb4db39810bd54ed14433c102.profdata to chrome-mac-master-1604987499-7dfc90285fa0600b167fa15e7d7c9c3f744524d3.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: I0da505edb9e653dc21ccfeb40f500b6154a2db5d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2528725Reviewed-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@{#825729}

chrome/build/mac.pgo.txt

-chrome-mac-master-1604966213-a7264b10c906377cb4db39810bd54ed14433c102.profdata
+chrome-mac-master-1604987499-7dfc90285fa0600b167fa15e7d7c9c3f744524d3.profdata