PHILADELPHIA — With defensive studs everywhere in this draft, NFL teams turned offensive. Three teams traded up to get their quarterback of the future, as the Bears sent the No. 3 pick, a third-round pick, a fourth-rounder and a 2018 third-rounder to the 49ers to move up one slot and take North Carolina’s Mitchell Trubisky, the Chiefs gave up their first-rounder next year in a package to go from 27th to 10th for Texas Tech’s Patrick Mahomes, and the Texans swung a deal with the Bills to move from 25 to 12 to land Clemson’s Deshaun Watson. The All-American, considered the best pass rusher in this draft, became the first Aggie selected No.