From c040901fea1d36e01b0c32321c2931ae7a4f242e Mon Sep 17 00:00:00 2001
From: Can Cecen <ccecen@netflix.com>
Date: Fri, 1 Sep 2023 12:45:51 -0700
Subject: [PATCH] Use ABSL_GUARDED_BY instead of GUARDED_BY.

---
 spectator/registry.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/spectator/registry.h b/spectator/registry.h
index 0154bd3..1802e92 100644
--- a/spectator/registry.h
+++ b/spectator/registry.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include "absl/base/thread_annotations.h"
 #include "absl/container/flat_hash_map.h"
 #include "absl/synchronization/mutex.h"
 #include "config.h"
@@ -106,7 +107,7 @@ struct single_table_state {
   // was previously registered as a different type
   absl::flat_hash_map<IdPtr, std::shared_ptr<StatefulMeter>, std::hash<IdPtr>,
                       std::equal_to<IdPtr>>
-      meters_ GUARDED_BY(mutex_);
+      meters_ ABSL_GUARDED_BY(mutex_);
 };
 
 template <typename State, typename Types = typename State::types>