Fix compile errors on Xcode 12
Fix compile errors on Xcode 12

Summary: I want to kill this class anyway but for now let's get it to compile

Reviewed By: zeyadsalloum

Differential Revision: D22207920

fbshipit-source-id: cce4e849ebffcf99f9c5d2d5bcc3db71ddc36a28

facebook/FBSimulatorControl,facebook/FBSimulatorControl,facebook/FBSimulatorControl,facebook/FBSimulatorControl,facebook/FBSimulatorControl