method.c (hack_identifier): Complain about getting a namespace or class template.

method.c (hack_identifier): Complain about getting a namespace or class template.

	* method.c (hack_identifier): Complain about getting a namespace
	or class template.
	* typeck.c (decay_conversion): Remove check for namespaces.
	* typeck2.c (incomplete_type_error): Likewise.
	* parse.y (template_arg): Add PTYPENAME expansion.

From-SVN: r20532