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/aos/testing/test_logging_test.cc b/aos/testing/test_logging_test.cc
index 9dd6eba..f39c6cf 100644
--- a/aos/testing/test_logging_test.cc
+++ b/aos/testing/test_logging_test.cc
@@ -16,11 +16,11 @@
 
   ::std::thread thread([]() {
     for (int i = 0; i < 1000; ++i) {
-      LOG(INFO, "test from thread\n");
+      AOS_LOG(INFO, "test from thread\n");
     }
   });
   for (int i = 0; i < 1000; ++i) {
-    LOG(INFO, "not from thread\n");
+    AOS_LOG(INFO, "not from thread\n");
   }
   thread.join();
 }