tools/lsp: use xref backend as lookup handler

If lsp-find-{definition,references} fails, it will properly fall through
to other lookup handlers (like dumb-jump).

Fix #4662
Fix #4739
This commit is contained in:
Henrik Lissner 2021-03-05 18:43:56 -05:00
parent 0a9172a8f2
commit 430d628b00