merge_pr_19253
Source: https://github.com/tidoust/reffy-reports/blob/1c5a999/ed/idl/orientation-sensor.idl Build: https://travis-ci.org/tidoust/reffy-reports/builds/588932563
Source: https://github.com/tidoust/reffy-reports/blob/1c5a999/ed/idl/orientation-sensor.idl Build: https://travis-ci.org/tidoust/reffy-reports/builds/588932563