Fix OOF fragments to be up-to-date under certain conditions

|NGOutOfFlowLayoutPart::CalculateOffset| may run a layout and
set the result to |OffsetInfo::initial_layout_result|. Then
|NGOutOfFlowLayoutPart::Layout| uses it when available.

When |inline_size_depends_on_min_max_sizes|, |CalculateOffset|
and |Layout| runs multiple times, but |Layout| was always
using the initial |OffsetInfo|. This patch fixes to use the
latest one.

Bug: 1215516
Change-Id: I8cb5734107d59361168690e7b706a2e9f9b4679f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2933638
Reviewed-by: Alison Maher <almaher@microsoft.com>
Reviewed-by: Aleks Totic <atotic@chromium.org>
Commit-Queue: Koji Ishii <kojii@chromium.org>
Cr-Commit-Position: refs/heads/master@{#888623}