histedit: remove unneeded initial parameter

Now that the autoverb logic no longer acts on an individual rule line,
we don't need this parameter since we apply our logic just once at the
time of initialization.

hgext/histedit.py

@@ -413,7 +413,7 b' class histeditaction(object):'
             raise error.ParseError(_('unknown changeset %s listed')
                               % ha[:12])
 
-    def torule(self, initial=False):
+    def torule(self):
         """build a histedit rule line for an action
 
         by default lines are in the form:
@@ -1323,7 +1323,7 b' def ruleeditor(repo, ui, actions, editco'
                 if fword in primaryactions | secondaryactions | tertiaryactions:
                     act.verb = fword
 
-    rules = '\n'.join([act.torule(initial=True) for act in actions])
+    rules = '\n'.join([act.torule() for act in actions])
     rules += '\n\n'
     rules += editcomment
     rules = ui.edit(rules, ui.username(), {'prefix': 'histedit'})