qapi/gen.py: Remove unused parameter

_module_dirname doesn't use the 'what' argument, so remove it.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20201009161558.107041-30-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>

scripts/qapi/gen.py

@@ -257,7 +257,7 @@ def _is_user_module(name: Optional[str]) -> bool:
     def _is_builtin_module(name: Optional[str]) -> bool:
         return not name
 
-    def _module_dirname(self, what: str, name: Optional[str]) -> str:
+    def _module_dirname(self, name: Optional[str]) -> str:
         if self._is_user_module(name):
             return os.path.dirname(name)
         return ''
@@ -275,7 +275,7 @@ def _module_basename(self, what: str, name: Optional[str]) -> str:
         return ret
 
     def _module_filename(self, what: str, name: Optional[str]) -> str:
-        return os.path.join(self._module_dirname(what, name),
+        return os.path.join(self._module_dirname(name),
                             self._module_basename(what, name))
 
     def _add_module(self, name: Optional[str], blurb: str) -> None: