patch 8.0.1513: the jumplist is not always properly cleaned up

Problem:    The jumplist is not always properly cleaned up.
Solution:   Call fname2fnum() before cleanup_jumplist(). (Yegappan Lakshmanan)
diff --git a/src/proto/mark.pro b/src/proto/mark.pro
index aa6f44e..448b452 100644
--- a/src/proto/mark.pro
+++ b/src/proto/mark.pro
@@ -24,7 +24,7 @@
 void mark_col_adjust(linenr_T lnum, colnr_T mincol, long lnum_amount, long col_amount);
 void copy_jumplist(win_T *from, win_T *to);
 void free_jumplist(win_T *wp);
-void cleanup_jumplist(win_T *wp);
+void cleanup_jumplist(win_T *wp, int loadfiles);
 void set_last_cursor(win_T *win);
 void free_all_marks(void);
 int read_viminfo_filemark(vir_T *virp, int force);