* method.c (synthesize_method): Call setup_vtbl_ptr for destructors.

	* decl.c (start_function): Set current_in_charge_parm for
	constructors, too, where appropriate.
	* search.c (fixup_all_virtual_upcast_offsets): New function.
	(expand_indirect_vtbls_init): Use it.

From-SVN: r29826