Disable DeviceInertialSensorBrowserTest.LightOneOffInfintyTest.

content/browser/device_sensors/device_inertial_sensor_browsertest.cc

Index: content/browser/device_sensors/device_inertial_sensor_browsertest.cc
diff --git a/content/browser/device_sensors/device_inertial_sensor_browsertest.cc b/content/browser/device_sensors/device_inertial_sensor_browsertest.cc
index 3424ea8eb1641fae19e89d23b8343fe66a2419e6..4fc83c2583c240af64d315603b19ba35e203a96e 100644
--- a/content/browser/device_sensors/device_inertial_sensor_browsertest.cc
+++ b/content/browser/device_sensors/device_inertial_sensor_browsertest.cc
@@ -265,8 +265,9 @@ IN_PROC_BROWSER_TEST_F(DeviceInertialSensorBrowserTest, MotionTest) {
   fetcher_->stopped_motion_.Wait();
 }
 
+// crbug/416406. The test is flaky.
 IN_PROC_BROWSER_TEST_F(DeviceInertialSensorBrowserTest,
-                       LightOneOffInfintyTest) {
+                       DISABLED_LightOneOffInfintyTest) {
   // The test page will register an event handler for light events,
   // expects to get an event with value equal to Infinity. This tests that the
   // one-off infinity event still propagates to window after the alert is