Automatic update from web-platform-testsCheck BackgroundEdgeOrigin when check BackgroundPosition.
We should check Background{X/Y}Origin when check
BackgroundPosition{X/Y}. BackgroundPosition same but
BackgroundEdgeOrigin different is not the same position, we should
return false when FillLayersEqual().
Bug: 823046
Signed-off-by: Zhuoyu Qian <zhuoyu.qian@samsung.com>
Change-Id: Ia7d0c5af33e1ee5986420dc054c2ce1b1f65e9b0
Reviewed-on: https://chromium-review.googlesource.com/967912
Reviewed-by: Rune Lillesveen <futhark@chromium.org>
Cr-Commit-Position: refs/heads/master@{#546679}
wpt-commits: 55846d56d8eed33606cdc1beaa7add98e694c824
wpt-pr: 10138
wpt-commits: 55846d56d8eed33606cdc1beaa7add98e694c824
wpt-pr: 10138
