Summary:
For the Sections plugin I need to be able to highlight multiple views at the same time (without highlighting their parent view). This enables us to do that. Let me know if you have any concerns
Depends on D13803412
Reviewed By: astreet
Differential Revision: D13900729
fbshipit-source-id: cdea9c21ceb11563793410b2bb8f7f2c3a44cefb
3d03f44f1b