Refactor Uses of std::set to std::vector in SimpleFeature

extensions/browser/api/app_window/app_window_api.cc

Index: extensions/browser/api/app_window/app_window_api.cc
diff --git a/extensions/browser/api/app_window/app_window_api.cc b/extensions/browser/api/app_window/app_window_api.cc
index 3f5123ff9d5491fb97dc09199485deeeca98a103..089f0fc76d98a4de9a72826bd6804866e5c779fd 100644
--- a/extensions/browser/api/app_window/app_window_api.cc
+++ b/extensions/browser/api/app_window/app_window_api.cc
@@ -263,10 +263,8 @@ bool AppWindowCreateFunction::RunAsync() {
         "0F585FB1D0FDFBEBCE1FEB5E9DFFB6DA476B8C9B"
       };
       if (AppWindowClient::Get()->IsCurrentChannelOlderThanDev() &&
-          !SimpleFeature::IsIdInList(
-              extension_id(),
-              std::set<std::string>(kWhitelist,
-                                    kWhitelist + arraysize(kWhitelist)))) {
+          !SimpleFeature::IsIdInArray(
+              extension_id(), kWhitelist, arraysize(kWhitelist))) {
         error_ = app_window_constants::kAlphaEnabledWrongChannel;
         return false;
       }