mangle.c (DECL_TEMPLATE_ID_P): Remove.

mangle.c (DECL_TEMPLATE_ID_P): Remove.

	* mangle.c (DECL_TEMPLATE_ID_P): Remove.
	(CLASSTYEP_TEMPLATE_ID_P): Check template info, and context when
	ascertaining primaryness.
	(G): Remove template_args.
	(decl_is_template_id): New function.
	(write_encoding): Use decl_is_template_id.
	(write_name): Likewise.  Handle type_decls.  Get main variant of
	type decls.
	(write_nested_name): Likewise.
	(write_prefix): Likewise.
	(write_template_prefix): Likewise.
	(write_special_name_constructor): Remove defunct production from
	comment.
	(write_bare_function_type): Remove comment about absent parameter.
	(write_template_template_arg): Add missing grammar production to
	comment.

From-SVN: r35355