We would be less democratic than we are with riots. As for naval blockades as opposed to chain link fences, you should consider what kind of violence you are endorsing. Democracy in canada consists of procedural stability, a representative government that has accountability to the people, and alternatives to the governing party. Without the ability to observe the actions of those governing us we lose democracy. If they can't protest then they can't speak, and thus are not heard, and everybody has the right to be heard.
Democratic action is a safety measure.
Third, the protests are not directed towards the general public. Fourth, as sad as i am to here you refer to people who are active in the democratic process as goofs, i am not as disappointed about that as i am with your apparent mentality in regards to this issue. That they are refusing to take no for an answer and are making their voices heard is a good thing. They are not weakening the system and turning it into an anarchical society, they are exercising their rights, and using the system to best of their abilities. It is better to try than not to.