adding use

weaverryan · web-flow · commit 70dda7cffabd · 2017-11-16T11:25:06.000+02:00
diff --git a/workflow/usage.rst b/workflow/usage.rst
@@ -172,6 +172,7 @@ you can get the workflow by injecting the Workflow registry service::
     use Symfony\Component\Workflow\Registry;
     use App\Entity\BlogPost;
     use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+    use Symfony\Component\Workflow\Exception\LogicException;
 
     class BlogController extends Controller
     {

Original file line number	Diff line number	Diff line change
`@@ -172,6 +172,7 @@ you can get the workflow by injecting the Workflow registry service::`
`172`	`172`	`use Symfony\Component\Workflow\Registry;`
`173`	`173`	`use App\Entity\BlogPost;`
`174`	`174`	`use Symfony\Bundle\FrameworkBundle\Controller\Controller;`
	`175`	`+ use Symfony\Component\Workflow\Exception\LogicException;`
`175`	`176`
`176`	`177`	`class BlogController extends Controller`
`177`	`178`	`{`