NEW YORK — New York Attorney General Letitia James set out to prove that Donald Trump had committed fraud. Trump took the stand to assail James. Lawyers on both sides screamed that their opponents were out of line and wasting time. When 11 weeks of chaotic courtroom wrangling ended Wednesday, the fate of Trump’s civil fraud trial began to move behind the scenes and into the hands of Arthur Engoron, the unconventional New York judge overseeing the case. And because the judge will decide the verdi