checkapidoc: better detect need of `autoclass` for classes which have a meta-class (`Component`s, for example).
checkapidoc: better detect need of `autoclass` for classes which have a meta-class (`Component`s, for example).

git-svn-id: 3aa280b99a9b480b02b1e2eda394e64594ad3297@11315 af82e41b-90c4-0310-8c96-b1721e28e2e2

walty8/trac,walty8/trac,jun66j5/trac-ja,jun66j5/trac-ja,walty8/trac,walty8/trac,jun66j5/trac-ja,jun66j5/trac-ja