Initial stab at the new WPILib.

Change-Id: Id04cc07649959566deb5b4fa637267072a5191ca
diff --git a/y2017_bot3/wpilib_interface.cc b/y2017_bot3/wpilib_interface.cc
index 8fd2488..f9457ce 100644
--- a/y2017_bot3/wpilib_interface.cc
+++ b/y2017_bot3/wpilib_interface.cc
@@ -238,7 +238,6 @@
     ::aos::SetCurrentThreadName("SensorReader");
 
     my_pid_ = getpid();
-    ds_ = &DriverStation::GetInstance();
 
     dma_synchronizer_->Start();
 
@@ -282,7 +281,7 @@
   }
 
   void RunIteration() {
-    ::frc971::wpilib::SendRobotState(my_pid_, ds_);
+    ::frc971::wpilib::SendRobotState(my_pid_);
 
     {
       auto drivetrain_message = drivetrain_queue.position.MakeMessage();
@@ -321,7 +320,6 @@
   }
 
   int32_t my_pid_;
-  DriverStation *ds_;
 
   // Mutex to manage access to the period and tick time variables.
   ::aos::stl_mutex tick_time_mutex_;