* cp-tree.h (struct lang_id2): Remove.  Move fields from here...
	(struct lang_identifier): ... to here.
	(LANG_ID_FIELD): Remove.
	(SET_LANG_ID): Remove.
	(IDENTIFIER_LABEL_VALUE): Adjust for new lang_identifier.
	(SET_IDENTIFIER_LABEL_VALUE): Likewise.
	(IDENTIFIER_IMPLICIT_DECL): Likewise.
	(SET_IDENTIFIERL_IMPLICIT_DECL): Likewise.
	(IDENTIFIER_ERROR_LOCUS): Likewise.
	(SET_IDENTIFIER_ERROR_LOCUS): Likewise.

From-SVN: r66328