Reland "Rebaseline a virtual PiP test and unskip it"

This is a reland of 82d1bd2babc290ca236aad2933cc0b4254d1cd01

Original change's description:
> Rebaseline a virtual PiP test and unskip it
> 
> TBR=foolip
> 
> Bug: 866802
> Change-Id: I633708217593c5b132beb69eeb27f7e6caeeedc0
> Reviewed-on: https://chromium-review.googlesource.com/1150632
> Reviewed-by: Robert Ma <robertma@chromium.org>
> Commit-Queue: Robert Ma <robertma@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#578084}

Bug: 866802
Change-Id: Ib6b87fa99899ec0d974c417cb6e2362ddeabcb1b
Reviewed-on: https://chromium-review.googlesource.com/1151467
Commit-Queue: Philip J├Ągenstedt <foolip@chromium.org>
Reviewed-by: Philip J├Ągenstedt <foolip@chromium.org>
Cr-Commit-Position: refs/heads/master@{#578382}
2 files changed