# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@octobus.net>
# Date 1696929367 -7200
# Node ID 8bdb2478c4bcd1808555ed43be68778dee46a4f5
# Parent  101c30938c0d6efe37ded527f5e2933a7f264a8c
revlog: remove legacy usage of `_maxdeltachainspan`

All core code is now getting the setting from the DeltaConfig object.

diff -r 101c30938c0d -r 8bdb2478c4bc mercurial/revlogutils/deltas.py
--- a/mercurial/revlogutils/deltas.py	Tue Oct 10 11:13:24 2023 +0200
+++ b/mercurial/revlogutils/deltas.py	Tue Oct 10 11:16:07 2023 +0200
@@ -608,7 +608,7 @@
 
     textlen = revinfo.textlen
     defaultmax = textlen * 4
-    maxdist = revlog._maxdeltachainspan
+    maxdist = revlog.delta_config.max_deltachain_span
     if not maxdist:
         maxdist = deltainfo.distance  # ensure the conditional pass
     maxdist = max(maxdist, defaultmax)