Only skip item-less container fragments when past 1st inline fragment.
As already noted, InlineCursor is capable of taking us to the
first container fragment for a LayoutInline, so don't examine fragments
preceding this one.
Bug: 379779786
Change-Id: I3471c2253acdca29851ec15df703e237ac1cb422
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6035412
Reviewed-by: Koji Ishii kojii@chromium.org
Commit-Queue: Morten Stenshorne mstensho@chromium.org
Reviewed-by: Xianzhu Wang wangxianzhu@chromium.org
Cr-Commit-Position: refs/heads/main@{#1385875}