Earlier quoted context omitted.
Legalization rather than decriminalization was certainly the campaign promise
Yes but decriminalization could have been an easier first step. So I think it's interesting they went directly to legalization.
'Prime Minister Justin Trudeau fired back saying “decriminalization actually gives a legal stream of income to criminal organizations.”'[0]
[0] http://globalnews.ca/news/2650706/canada-to-introduce-pot-le...