BUG/MINOR: Missing stat_field_names (since f21d17bb)

Recently Lua code which uses Proxy class (get_stats method) stopped
working ("table index is nil from [C] method 'get_stats'")
It probably affects other codepaths too.

This should be backported do 2.0 and 1.9.

(cherry picked from commit a46b142e8807ea640e041d3a29e3fd427844d559)
Signed-off-by: Willy Tarreau <w@1wt.eu>
1 file changed