We might get into legal definitions that take me a little bit outside of my zone of expertise, so I don't want to comment on that specifically, but I can reiterate that it is and has been Canadian government policy for a very long time that Palestinians have a right to self-determination.
Evidence of meeting #126 for Foreign Affairs and International Development in the 44th Parliament, 1st session. (The original version is on Parliament’s site, as are the minutes.) The winning word was palestinian.
A recording is available from Parliament.