qemu: Remove 'removable' field from 'qemuDomainDiskPrivate'

The field is only set, but never read. Drop it.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>

src/qemu/qemu_domain.h

@@ -288,9 +288,7 @@ struct _qemuDomainDiskPrivate {
     virStorageSource *migrSource; /* disk source object used for NBD migration */
     bool migrationslice; /* storage slice was added for migration purposes */
 
-    /* information about the device */
     bool tray; /* device has tray */
-    bool removable; /* device media can be removed/changed */
 
     char *qomName; /* QOM path of the disk (also refers to the block backend) */
     char *nodeCopyOnRead; /* nodename of the disk-wide copy-on-read blockdev layer */

src/qemu/qemu_process.c

@@ -9555,7 +9555,6 @@ qemuProcessRefreshDiskProps(virDomainDiskDef *disk,
         }
     }
 
-    diskpriv->removable = info->removable;
     diskpriv->tray = info->tray;
 }