Many test expectations listed were not in the mustpass list, so
weren't even necessary.

BUG=angleproject:989
BUG=angleproject:1015
BUG=angleproject:1016
BUG=angleproject:1020
BUG=angleproject:1025
BUG=angleproject:1027
BUG=angleproject:1029
BUG=angleproject:1030
BUG=angleproject:1128

Change-Id: Ia18796cb3388e8528b4351cb2c81ff9793a1d250
Reviewed-on: https://chromium-review.googlesource.com/417413Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>