Three Finger Swipe

ash/wm/system_gesture_event_filter.cc

Index: ash/wm/system_gesture_event_filter.cc
diff --git a/ash/wm/system_gesture_event_filter.cc b/ash/wm/system_gesture_event_filter.cc
index 46f2ea17248b93164bf22bf1f3b8bc62d8f30872..1568052561a3f6187925387d067338ee27bb48b6 100644
--- a/ash/wm/system_gesture_event_filter.cc
+++ b/ash/wm/system_gesture_event_filter.cc
@@ -37,6 +37,8 @@ ui::TouchStatus SystemGestureEventFilter::PreHandleTouchEvent(
 ui::GestureStatus SystemGestureEventFilter::PreHandleGestureEvent(
     aura::Window* target, aura::GestureEvent* event) {
   // TODO(tdresser) handle system level gesture events
+  if (event->type() == ui::ET_GESTURE_THREE_FINGER_SWIPE)
+    return ui::GESTURE_STATUS_CONSUMED;
   if (target == Shell::GetRootWindow())
     return ui::GESTURE_STATUS_CONSUMED;
   return ui::GESTURE_STATUS_UNKNOWN;
@@ -44,4 +46,3 @@ ui::GestureStatus SystemGestureEventFilter::PreHandleGestureEvent(
 
 }  // namespace internal
 }  // namespace ash
-