remove useless method

pkg/compute/hostdrivers/aws.go

@@ -188,22 +188,6 @@ func (self *SAwsHostDriver) RequestResizeDiskOnHost(host *models.SHost, storage
 	return nil
 }
 
-func (self *SAwsHostDriver) RequestResetDisk(ctx context.Context, host *models.SHost, disk *models.SDisk, params *jsonutils.JSONDict, task taskman.ITask) error {
-	iDisk, err := disk.GetIDisk()
-	if err != nil {
-		return err
-	}
-	snapshotId, err := params.GetString("snapshot_id")
-	if err != nil {
-		return err
-	}
-	taskman.LocalTaskRun(task, func() (jsonutils.JSONObject, error) {
-		err := iDisk.Reset(snapshotId)
-		return nil, err
-	})
-	return nil
-}
-
 func init() {
 	driver := SAwsHostDriver{}
 	models.RegisterHostDriver(&driver)

pkg/util/aws/snapshot.go

@@ -94,11 +94,6 @@ func (self *SSnapshot) Delete() error {
 	return self.region.DeleteSnapshot(self.SnapshotId)
 }
 
-func (self *SSnapshot) GetRegionId() string {
-	// 这里特别注意：aws没有有uuid形式的region id
-	return self.region.GetId()
-}
-
 func (self *SRegion) GetSnapshots(instanceId string, diskId string, snapshotName string, snapshotIds []string, offset int, limit int) ([]SSnapshot, int, error) {
 	params := &ec2.DescribeSnapshotsInput{}
 	filters := make([]*ec2.Filter, 0)