[LayoutNG] ComputeMinMax should update ListItem markers

NGBlockNode::PrepareForLayout calls ToLayoutNGListItem(box_)->UpdateMarkerTextIfNeeded
ComputeMinMax also needs to call it to compute correct MixMax sizes.

Bug: 938224
Change-Id: Iebf3183c9e7447857ebc092a29a65cbd90a720bc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1504155
Commit-Queue: Aleks Totic <atotic@chromium.org>
Reviewed-by: Morten Stenshorne <mstensho@chromium.org>
Reviewed-by: Koji Ishii <kojii@chromium.org>
Cr-Commit-Position: refs/heads/master@{#637958}
2 files changed