+2018-03-26 Tom Tromey <tom@tromey.com>
+
+ * python/py-framefilter.c (py_print_frame): Return
+ EXT_LANG_BT_OK.
+ (gdbpy_apply_frame_filter): Update comment.
+ * extension.h (enum ext_lang_bt_status) <EXT_LANG_BT_COMPLETED>:
+ Remove.
+ <EXT_LANG_BT_NO_FILTERS>: Change value.
+
2018-03-26 Tom Tromey <tom@tromey.com>
PR backtrace/15582: