Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
Returns a MozSocial object, is available within the social media provider's panel to provide functionality it may need.
Note: Although Mozilla hopes to submit this API for standardization eventually, it has not yet done so.