I'm reviewing some code and noticed that some places use GlyphData.isValid() and other places use GlyphData.glyph and other places use GlyphData.font to check whether the GlyphData is valid or not. We should probably be consistent, and probably use .isValid(). See https://github.com/WebKit/WebKit/commit/4535075b56fdb33a076f51fe92cd0bb8832797c8 and https://github.com/WebKit/WebKit/commit/ac25c7819037b1df2d448fca20dbfba7f96ca69c
<rdar://problem/117905809>
Committed 270299@main (ef2295446d89): <https://commits.webkit.org/270299@main> Reviewed commits have been landed. Closing PR #20006 and removing active labels.