vim-patch:7.4.2024

Problem:  More buf_valid() calls can be optimized.
Solution: Use bufref_valid() instead.

NOTE: Some changes related to channels and the Python and Netbeans interfaces
were obviously left out.

7c0a2f367f

src/nvim/fileio.h

@@ -23,7 +23,7 @@ typedef struct {
   int use_aucmd_win;            /* using aucmd_win */
   win_T       *save_curwin;     /* saved curwin */
   win_T       *new_curwin;      /* new curwin */
-  buf_T       *new_curbuf;      /* new curbuf */
+  bufref_T     new_curbuf;      /* new curbuf */
   char_u      *globaldir;       /* saved value of globaldir */
 } aco_save_T;