qapi/visit.py: remove unused parameters from gen_visit_object

And this fixes the pylint report for this file, so make sure we check
this in the future, too.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Cleber Rosa <crosa@redhat.com>
Tested-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20201009161558.107041-36-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>

scripts/qapi/pylintrc

@@ -6,7 +6,6 @@ ignore-patterns=error.py,
                 expr.py,
                 parser.py,
                 schema.py,
-                visit.py,
 
 
 [MESSAGES CONTROL]

scripts/qapi/visit.py

@@ -250,7 +250,7 @@ def gen_visit_alternate(name, variants):
     return ret
 
 
-def gen_visit_object(name, base, members, variants):
+def gen_visit_object(name):
     return mcgen('''
 
 bool visit_type_%(c_name)s(Visitor *v, const char *name,
@@ -343,7 +343,7 @@ def visit_object_type(self, name, info, ifcond, features,
             if not name.startswith('q_'):
                 # only explicit types need an allocating visit
                 self._genh.add(gen_visit_decl(name))
-                self._genc.add(gen_visit_object(name, base, members, variants))
+                self._genc.add(gen_visit_object(name))
 
     def visit_alternate_type(self, name, info, ifcond, features, variants):
         with ifcontext(ifcond, self._genh, self._genc):