Masayuki Nakano 31b7027bb9 Bug 1818339 - Make AutoRangeArray set mAnchorFocusRange correctly r=m_kato
There are some paths which do not set `mAnchorFocusRange` correctly.
Therefore, even if its `RangeCount()` returns 1 or larger,
`GetAnchorFocusRange()` may return `nullptr`.

Differential Revision: https://phabricator.services.mozilla.com/D171045
2023-02-28 00:46:17 +00:00
..