The incognito app theme for the Grid Tab Switcher should be dark

Bug: 942764
Change-Id: I02b3b307b80b8f3331de4aa20b7da51d977693e5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1526747
Commit-Queue: Pedro Amaral <amaralp@chromium.org>
Reviewed-by: Yusuf Ozuysal <yusufo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#641789}
1 file changed