anyone know how to change text "applications" menu to icon?

I have google and try follow instruction in here

How to replace wingpanel's "Applications" text with a icon in Freya

but stuck in step 4 maybe that tutor for freya, bcoz I cant find .panel-app-button


  • Questions with outdated answers should have a comment posted there. – Lewis Goddard Sep 25 '16 at 15:54