Get the interface correct returning an error.

jameinel · jameinel · commit 0be0aa2ac2d9 · 2018-04-22T17:58:02.000+04:00
diff --git a/upgrades/backend.go b/upgrades/backend.go
@@ -36,7 +36,7 @@ type StateBackend interface {
 	MoveOldAuditLog() error
 	DeleteCloudImageMetadata() error
 	EnsureContainerImageStreamDefault() error
-	RemoveContainerImageStreamFromNonModelSettings()
+	RemoveContainerImageStreamFromNonModelSettings() error
 }
 
 // Model is an interface providing access to the details of a model within the

Original file line number	Diff line number	Diff line change
`@@ -36,7 +36,7 @@ type StateBackend interface {`
`36`	`36`	`MoveOldAuditLog() error`
`37`	`37`	`DeleteCloudImageMetadata() error`
`38`	`38`	`EnsureContainerImageStreamDefault() error`
`39`		`- RemoveContainerImageStreamFromNonModelSettings()`
	`39`	`+ RemoveContainerImageStreamFromNonModelSettings() error`
`40`	`40`	`}`
`41`	`41`
`42`	`42`	`// Model is an interface providing access to the details of a model within the`