Merge "Add missing header." into main am: 67f54a8de6 am: a9177b3cdf

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/3000924

Change-Id: I73c8b65b5a711212c5a3dcd8ec142dac7cead5b9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/services/surfaceflinger/Tracing/TransactionTracing.h b/services/surfaceflinger/Tracing/TransactionTracing.h
index 6a66fff..7a0fb5e 100644
--- a/services/surfaceflinger/Tracing/TransactionTracing.h
+++ b/services/surfaceflinger/Tracing/TransactionTracing.h
@@ -24,6 +24,7 @@
 
 #include <mutex>
 #include <optional>
+#include <set>
 #include <thread>
 
 #include "FrontEnd/DisplayInfo.h"