OTTAWA—RCMP Commissioner Brenda Lucki flouted the law by failing to respond promptly to a watchdog report about alleged spying on anti-oil protesters, a federal judge has ruled. In a newly released decision, Federal Court Associate Chief Justice Jocelyne Gagne said Lucki breached her duty under the RCMP Act by not submitting a response to the Civilian Review and Complaints Commission’s interim report on the spying accusations “as soon as feasible.” The ruling is a victory for the British Columbia Civil Liberties Association, which argued there was a culture of complacency in the RCMP that had caused inexcusable foot-dragging on complaint files. The association lodged a complaint with the commission in February 2014, saying the RCMP improperly collected and shared information about people and groups who peacefully opposed the now-defunct Northern Gateway pipeline project and attended National Energy Board meetings. The complaints commission launched a public interest investigation and completed an …