ash: Fix a tyop.

BUG=138643
TEST=none

Review URL: https://chromiumcodereview.appspot.com/10823047

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@148663 0039d316-1c4b-4281-b951-d872f2087c98

ash/wm/system_gesture_event_filter.cc

@@ -616,7 +616,7 @@ ui::GestureStatus SystemGestureEventFilter::PreHandleGestureEvent(
         event->details().touch_points() == kSystemGesturePoints) {
       ash::AcceleratorController* accelerator =
           ash::Shell::GetInstance()->accelerator_controller();
-      if (accelerator->PerformAction(CYCLE_BACKWARD_MRU, ui::Accelerator()))
+      if (accelerator->PerformAction(CYCLE_FORWARD_MRU, ui::Accelerator()))
         return ui::GESTURE_STATUS_CONSUMED;
     }
     return ui::GESTURE_STATUS_UNKNOWN;