"2) when cultural motifs are stripped of any political implications, especially those which are critical or subversive towards the dominant paradigms"

Oddly enough, what this makes me think of more than anything else is "V for Vendetta". In its original comic book form it was a radical and dangerous call to anarchy - in the movie version, which popularized the story, the story was ever so slightly and subtly changed to a tale of how bad authority makes bad people but good authority can set things right again after a rebellion.