diff --git a/compiler/optimizing/code_generator_arm64.h b/compiler/optimizing/code_generator_arm64.h
index 9407669..1a9b700 100644
--- a/compiler/optimizing/code_generator_arm64.h
+++ b/compiler/optimizing/code_generator_arm64.h
@@ -18,7 +18,6 @@
 #define ART_COMPILER_OPTIMIZING_CODE_GENERATOR_ARM64_H_
 
 #include "base/bit_field.h"
-#include "base/macros.h"
 #include "code_generator.h"
 #include "common_arm64.h"
 #include "dex/dex_file_types.h"
@@ -36,7 +35,7 @@
 #include "aarch64/macro-assembler-aarch64.h"
 #pragma GCC diagnostic pop
 
-namespace art HIDDEN {
+namespace art {
 
 namespace linker {
 class Arm64RelativePatcherTest;