Summary:
RCTSurfacePresenter coordinates presenting of React Native Surfaces and represents application-facing interface of running React Native core.
SurfacePresenter incapsulates a bridge object inside and discourages direct access to it.
Reviewed By: mdvacca
Differential Revision: D7526413
fbshipit-source-id: 9b6c513ec63a84d8b6c0951458cbd6b47f49669b