* cp-tree.h (language_function): Add x_eh_spec_try_block.  Add
	x_scope_stmt_stack.  Add x_in_charge_parm.
	(current_eh_spec_try_block): New macro.
	(current_scope_stmt_stack): Likewise.
	(current_in_charge_parm): Likewise.
	* decl.c (start_function): Initialize current_in_charge_parm.
	(finish_function): Use current_in_charge_parm rather than looking
	up __in_chrg.
	* search.c (expand_indirect_vtbls_init): Likewise.

From-SVN: r29489