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/prevent_exit.cc b/aos/testing/prevent_exit.cc
index 3190698..ed6644b 100644
--- a/aos/testing/prevent_exit.cc
+++ b/aos/testing/prevent_exit.cc
@@ -16,7 +16,7 @@
 }  // namespace
 
 void PreventExit() {
-  CHECK_EQ(atexit(TerminateExitHandler), 0);
+  AOS_CHECK_EQ(atexit(TerminateExitHandler), 0);
 }
 
 }  // namespace testing
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();
 }
diff --git a/aos/testing/test_shm.cc b/aos/testing/test_shm.cc
index f7ddfcb..e9a637a 100644
--- a/aos/testing/test_shm.cc
+++ b/aos/testing/test_shm.cc
@@ -22,7 +22,7 @@
   // "shared" memory.
   void *memory = mmap(NULL, kCoreSize, PROT_READ | PROT_WRITE,
                       MAP_SHARED | MAP_ANONYMOUS, -1, 0);
-  CHECK_NE(memory, MAP_FAILED);
+  AOS_CHECK_NE(memory, MAP_FAILED);
 
   aos_core_use_address_as_shared_mem(memory, kCoreSize);
 
@@ -30,7 +30,7 @@
 }
 
 TestSharedMemory::~TestSharedMemory() {
-  PCHECK(munmap(global_core->mem_struct, kCoreSize));
+  AOS_PCHECK(munmap(global_core->mem_struct, kCoreSize));
   global_core = NULL;
 }