mozilla-b2g/marionette-js-client — pull request #112 by gaye (2014-05-02 02:38:06+00:00)
Title: Implement Marionette.Client#currentFrame r=lightsofapollo

There was a feature request and it seemed simple enough to hack together. Not sure we want it and also couldn't find any existing integration tests for iframes. Oh well :).