Diagram Editor: Removed Empty Modeling Assistant toolbar for StatechartEditPart

plugins/org.yakindu.sct.ui.editor/src/org/yakindu/sct/ui/editor/editparts/StatechartDiagramEditPart.java

@@ -44,6 +44,7 @@ public class StatechartDiagramEditPart extends DiagramEditPart implements
 				new DragDropEditPolicy());
 		// TODO: This is a workaround for GMF bug #349042
 		installEditPolicy(EditPolicy.LAYOUT_ROLE, new FixedXYLayoutEditPolicy());
+		removeEditPolicy(EditPolicyRoles.POPUPBAR_ROLE);
 	}
 
 	public void setPreferencesHint(PreferencesHint preferenceHint) {