I'm late to this case (NY Times and Slaw have covered it), but a New Brunswick court has recognized blogging as an occupation in a case involving an arrest for obstructing a police officer. The decision, R. v. LeBlanc, involved an arrest for obstructing a police officer. The person charged is a well-known blogger who was covering a political demonstration for his blog. The judge acquitted the man, concluding that there was reasonable doubt that there was willful obstruction.
More interesting are the judge's comments regarding blogging. In particular, the judge notes that that the blogger was "simply plying his trade, photographing a demonstration for inclusion in his blog when he was arrested." He goes on to state that: