scsi: core: remove Scsi_Cmnd typedef

This will make subsequent refactoring easier to handle.

Note: this patch is nowhere checkpatch clean.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/aha1740.h

@@ -135,8 +135,8 @@ struct ecb {			/* Enhanced Control Block 6.1 */
 /* Hardware defined portion ends here, rest is driver defined */
 	u8 sense[MAX_SENSE];	/* Sense area */
 	u8 status[MAX_STATUS];	/* Status area */
-	Scsi_Cmnd *SCpnt;	/* Link to the SCSI Command Block */
-	void (*done) (Scsi_Cmnd *);	/* Completion Function */
+	struct scsi_cmnd *SCpnt;	/* Link to the SCSI Command Block */
+	void (*done) (struct scsi_cmnd *);	/* Completion Function */
 };
 
 #define	AHA1740CMD_NOP	 0x00	/* No OP */