[PATCH] conhost: Remove unused extra_size argument from set_output_info.

[Jacek Caban]

Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
Fixes clang warning.

  programs/conhost/conhost.c | 8 +++-----
  1 file changed, 3 insertions(+), 5 deletions(-)