input: remove deprecated --input-file option

This was deprecated 2 releases ago. The deprecation changelog entry says
that there are no plans to remove it short-term, but I guess I lied.

1 files changed, 0 insertions, 1 deletions

diff --git a/options/options.h b/options/options.h
index 101d039cb1..1eed3184b7 100644
--- a/options/options.h
+++ b/options/options.h
@@ -319,7 +319,6 @@ typedef struct MPOpts {
     struct encode_opts *encode_opts;
 
     char *ipc_path;
-    char *input_file;
 
     int wingl_dwm_flush;