WHEN JEREMY Hinzman walked into the Toronto law office of Jeffry House, he, Hinzman, was not yet the most famous deserter from the U.S. military over the war in Iraq. It was earlier this year, and prominent stories about Hinzman in the Washington Post and on “60 Minutes” were still months off. House, 57, had yet to be called “a dopey lawyer” by Bill O’Reilly.