1 files changed, 5 insertions, 1 deletions
diff --git a/ash/touch/touch_uma.cc b/ash/touch/touch_uma.cc
index ed66bb2..e929828 100644
--- a/ash/touch/touch_uma.cc
+++ b/ash/touch/touch_uma.cc
@@ -264,7 +264,11 @@ void TouchUMA::RecordGestureEvent(aura::Window* target,
   if (event.type() == ui::ET_GESTURE_END &&
       event.details().touch_points() == 2) {
     WindowTouchDetails* details = target->GetProperty(kWindowTouchDetails);
-    CHECK(details) << "Window received gesture but no touch events?";
+    if (!details) {
+      LOG(ERROR) << "Window received gesture events without receiving any touch"
+                    " events";
+      return;
+    }
     details->last_mt_time_ = event.time_stamp();
   }
 }