Prefix LOG and CHECK with AOS_

This prepares us for introducing glog more widely and transitioning
things over where they make sense.

Change-Id: Ic6c208882407bc2153fe875ffc736d66f5c8ade5
diff --git a/frc971/control_loops/state_feedback_loop.h b/frc971/control_loops/state_feedback_loop.h
index d5861b7..81783cc 100644
--- a/frc971/control_loops/state_feedback_loop.h
+++ b/frc971/control_loops/state_feedback_loop.h
@@ -147,7 +147,7 @@
       if (U(i, 0) > U_max(i, 0) + static_cast<Scalar>(0.00001) ||
           U(i, 0) < U_min(i, 0) - static_cast<Scalar>(0.00001)) {
 #if defined(__linux__)
-        LOG(FATAL, "U out of range\n");
+        AOS_LOG(FATAL, "U out of range\n");
 #else
         abort();
 #endif