Pass test execution timeout to test process
Pass test execution timeout to test process

Summary: This might be handy for test process to know in case it wants to pre-process or pre-handle timeout.

Reviewed By: lawrencelomax

Differential Revision: D5423583

fbshipit-source-id: 42b082767fdce06a235d1d48a9683f30e7d18da3

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