VANCOUVER — The fans’ response to the new coach was mixed. The players’ response was not. With the Rogers Arena tears from Saturday night long dried and Rick Tocchet standing behind the Vancouver bench where Bruce Boudreau used to be, the second-worst team defensively in the National Hockey League allowed its fewest shots since 2010 as the Canucks beat the dismal Chicago Blackhawks 5-2. Shots Tuesday were 48-14 for the Canucks — both season-best marks — and the team that bled goals and scoring chances under Boudreau actually checked and took care of the puck, kept their shifts and net…