diff --git a/chromium_src/chrome/browser/sync/sync_ui_util.cc b/chromium_src/chrome/browser/sync/sync_ui_util.cc
index 57dd2eb8cceb..f328ec26c101 100644
--- a/chromium_src/chrome/browser/sync/sync_ui_util.cc
+++ b/chromium_src/chrome/browser/sync/sync_ui_util.cc
@@ -3,17 +3,13 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this file,
 // you can obtain one at http://mozilla.org/MPL/2.0/.
 
-#define GetAvatarSyncErrorType GetAvatarSyncErrorType_ChromiumImpl
+#define GetAvatarSyncErrorType GetAvatarSyncErrorType_Unused
 #include "../../../../../chrome/browser/sync/sync_ui_util.cc"
 #undef GetAvatarSyncErrorType
 
-namespace sync_ui_util {
-
 absl::optional<AvatarSyncErrorType> GetAvatarSyncErrorType(Profile* profile) {
   // Brave Sync works differently in that there is no sign-in
   // and nothing to prompt the user to manage once their sync
   // chain is setup.
   return absl::nullopt;
 }
-
-}  // namespace sync_ui_util