[sensors] Fix crash after 85cc22d when using async creation of sensors.

device/generic_sensor/sensor_provider_impl.cc

Index: device/generic_sensor/sensor_provider_impl.cc
diff --git a/device/generic_sensor/sensor_provider_impl.cc b/device/generic_sensor/sensor_provider_impl.cc
index 1b9035dd9ba158bb6c0b027abff5f1c0eb98c2ee..dc6e0fd68764b8c2adcf60b246d762fd04252d04 100644
--- a/device/generic_sensor/sensor_provider_impl.cc
+++ b/device/generic_sensor/sensor_provider_impl.cc
@@ -96,9 +96,9 @@ void SensorProviderImpl::SensorCreated(
   init_params->mode = sensor->GetReportingMode();
   init_params->default_configuration = sensor->GetDefaultConfiguration();
 
-  mojo::MakeStrongBinding(std::move(sensor_impl), std::move(sensor_request));
+  NotifySensorCreated(std::move(init_params), sensor_impl.get(), callback);

[timvolodine, 2016/10/05 17:59:35]

is the order of Notify and MakeStrongBinding important here?

 
-  NotifySensorCreated(nullptr, nullptr, callback);
+  mojo::MakeStrongBinding(std::move(sensor_impl), std::move(sensor_request));
 }
 
 }  // namespace device