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/wpilib/wpilib_interface.cc b/frc971/wpilib/wpilib_interface.cc
index 851d809..4216e3b 100644
--- a/frc971/wpilib/wpilib_interface.cc
+++ b/frc971/wpilib/wpilib_interface.cc
@@ -23,7 +23,7 @@
   robot_state->voltage_battery = HAL_GetVinVoltage(&status);
 
   if (status != 0) {
-    LOG(FATAL, "Failed to get robot state: %d\n", status);
+    AOS_LOG(FATAL, "Failed to get robot state: %d\n", status);
   }
 }