Profile picture protest
To change your profile picture in a social media service in order to make a statement on some recent event.
Changing the profile picture to a 'Je suis Charlie' one to show compassion on the Charlie Hebdo event is a profile picture protest.
Changing the profile picture to a plain-color one to support a law is a profile picture protest.
Changing the profile picture to a plain-color one to support a law is a profile picture protest.