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/dma_edge_counting.cc b/frc971/wpilib/dma_edge_counting.cc
index 9fffebe..1b7bee9 100644
--- a/frc971/wpilib/dma_edge_counting.cc
+++ b/frc971/wpilib/dma_edge_counting.cc
@@ -57,7 +57,7 @@
       case DMA::STATUS_TIMEOUT:
         return;
       case DMA::STATUS_ERROR:
-        LOG(WARNING, "DMA read failed\n");
+        AOS_LOG(WARNING, "DMA read failed\n");
         break;
     }
   }