[PATCH] nuke some superflous externs

No idea why those were ever added to scsi.c and scsi_syms.c, they're
properly declared in the headers.

drivers/scsi/scsi.c

@@ -116,11 +116,6 @@ static const char * const spaces = "                "; /* 16 of them */
 static unsigned scsi_default_dev_flags;
 LIST_HEAD(scsi_dev_info_list);
 
-/* 
- * Function prototypes.
- */
-extern void scsi_times_out(struct scsi_cmnd *cmd);
-
 MODULE_PARM(scsi_logging_level, "i");
 MODULE_PARM_DESC(scsi_logging_level, "SCSI logging level; should be zero or nonzero");
 

drivers/scsi/scsi_syms.c

@@ -104,8 +104,6 @@ EXPORT_SYMBOL(scsi_calculate_bounce_limit);
 /*
  * Externalize timers so that HBAs can safely start/restart commands.
  */
-extern void scsi_add_timer(Scsi_Cmnd *, int, void ((*) (Scsi_Cmnd *)));
-extern int scsi_delete_timer(Scsi_Cmnd *);
 EXPORT_SYMBOL(scsi_add_timer);
 EXPORT_SYMBOL(scsi_delete_timer);