Houston Rockets' Dwight Howard (12) and James Harden (13) battle for a loose ball against Portland Trail Blazers' Thomas Robinson (41) during the first half of game six of an NBA basketball first-round playoff series game in Portland, Ore., Friday May 2, 2014. (AP Photo/Greg Wahl-Stephens)
Houston Rockets' James Harden (13) works against Portland Trail Blazers' Thomas Robinson (41) and Robin Lopez (42) during the first half of game six of an NBA basketball first-round playoff series game in Portland, Ore., Friday May 2, 2014. (AP Photo/Greg Wahl-Stephens)
Houston Rockets' James Harden (13) drives against Portland Trail Blazers' Nicolas Batum (88) during the first half of game four of an NBA basketball first-round playoff series game in Portland, Ore., Sunday March 30, 2014. (AP Photo/Greg Wahl-Stephens)
Houston Rockets' James Harden (13) drives against Portland Trail Blazers' Robin Lopez (42) during the first half of game four of an NBA basketball first-round playoff series game in Portland, Ore., Sunday March 30, 2014. (AP Photo/Greg Wahl-Stephens)
Houston Rockets guard James Harden flashes three fingers after scoring a three point shot during the second half of Game 3 of an NBA basketball first-round playoff series against the Portland Trail Blazers in Portland, Ore., Friday, April 25, 2014. Harden scored 37 points as the Rockets won 121-116. (AP Photo/Don Ryan)
Houston Rockets guard James Harden, left, drives on Portland Trail Blazers guard Mo Williams during the first half of Game 3 of an NBA basketball first-round playoff series in Portland, Ore., Friday, April 25, 2014. (AP Photo/Don Ryan)
Portland Trail Blazers fans hold up signs depicting Houston Rockets guard James Harden, during the first half of Game 3 of an NBA basketball first-round playoff series in Portland, Ore., Friday, April 25, 2014. (AP Photo/Don Ryan)
Portland Trail Blazers' Wesley Matthews (2) tries to drive past Houston Rockets' James Harden during the first half in Game 1 of an opening-round NBA basketball playoff series, Sunday, April 20, 2014, in Houston. (AP Photo/David J. Phillip)
Houston Rockets' James Harden, left, pushes past San Antonio Spurs' Marco Belinelli in the first half of an NBA basketball game Monday, April 14, 2014, in Houston. (AP Photo/Pat Sullivan)