[auto] Update FlagExpectations for LayoutNG

Following bot results are included.
11941 11946 11952 11955 11962 11964 11966 11972 11979 11984
11988 11991 11995 12003 12006

0 lines were removed and 2 lines were deflaked by consecutive
results since 11955.

TBR=eae@chromium.org, mstensho@chromium.org
NOTRY=true

Bug: 591099
Change-Id: I0c6a705f9f50f460f1ac1973819cd3885b7dedf6
Reviewed-on: https://chromium-review.googlesource.com/c/1341740


Commit-Queue: Koji Ishii <kojii@chromium.org>
Reviewed-by: Koji Ishii <kojii@chromium.org>
Cr-Commit-Position: refs/heads/master@{#609909}