diff --git a/shell/common/asar/asar_util.cc b/shell/common/asar/asar_util.cc
index 7644b40f578d..e3af9969ffcd 100644
--- a/shell/common/asar/asar_util.cc
+++ b/shell/common/asar/asar_util.cc
@@ -78,13 +78,6 @@ std::shared_ptr<Archive> GetOrCreateAsarArchive(const base::FilePath& path) {
   return nullptr;
 }
 
-void ClearArchives() {
-  base::AutoLock auto_lock(GetArchiveCacheLock());
-  ArchiveMap& map = GetArchiveCache();
-
-  map.clear();
-}
-
 bool GetAsarArchivePath(const base::FilePath& full_path,
                         base::FilePath* asar_path,
                         base::FilePath* relative_path,
diff --git a/shell/common/asar/asar_util.h b/shell/common/asar/asar_util.h
index 31b4cf9990e6..ee148f26d15c 100644
--- a/shell/common/asar/asar_util.h
+++ b/shell/common/asar/asar_util.h
@@ -20,9 +20,6 @@ struct IntegrityPayload;
 // Gets or creates and caches a new Archive from the path.
 std::shared_ptr<Archive> GetOrCreateAsarArchive(const base::FilePath& path);
 
-// Destroy cached Archive objects.
-void ClearArchives();
-
 // Separates the path to Archive out.
 bool GetAsarArchivePath(const base::FilePath& full_path,
                         base::FilePath* asar_path,