* cp-tree.h (DELTA_FROM_VTABLE_ENTRY): Remove.
	(SET_FNADDR_FROM_VTABLE_ENTRY): Likewise.
	(lang_decl_flags): Add vcall_offset.
	(THUNK_VCALL_OFFSET): Use it.
	* decl.c (lang_mark_tree): Don't mark DECL_ACCESS for a thunk.
	* method.c (make_thunk): Create the lang_decl here, not in
	emit_thunk.
	(emit_thunk): Make generic thunks into ordinary functions once
	they have been fed to expand_body.
	* semantics.c (expand_body): Set current_function_is_thunk here.

From-SVN: r33699