Right clicking Mono Behaviour component which has a missing script yields no result
Steps to reproduce:
1. Create a project with one, any script.
2. Attach the script to the Main Camera game object.
3. Delete the script from Assets folder.
4. Right click on Mono Behaviour component to attempt to open context menu. Nothing will happen. This prevents from taking any actions which can be accessed from context menu.
5. Create any script, attach it to Mono Behaviour with missing script.
6. Context menu will be back.