hgext/histedit.py

--- a/hgext/histedit.py	Fri Jun 30 03:42:37 2017 +0200
+++ b/hgext/histedit.py	Fri Jun 30 03:42:38 2017 +0200
@@ -218,6 +218,9 @@
 configitem('histedit', 'defaultrev',
     default=configitems.dynamicdefault,
 )
+configitem('histedit', 'dropmissing',
+    default=False,
+)
 
 # Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for
 # extensions which SHIP WITH MERCURIAL. Non-mainline extensions should