diff --git a/services/surfaceflinger/FrontEnd/TransactionHandler.cpp b/services/surfaceflinger/FrontEnd/TransactionHandler.cpp
index 8629671..c2109b3 100644
--- a/services/surfaceflinger/FrontEnd/TransactionHandler.cpp
+++ b/services/surfaceflinger/FrontEnd/TransactionHandler.cpp
@@ -177,7 +177,7 @@
     }
 
     mStalledTransactions.push_back(transactionId);
-    listener->onTransactionQueueStalled(String8(reason.c_str()));
+    listener->onTransactionQueueStalled(reason);
 }
 
 void TransactionHandler::removeFromStalledTransactions(uint64_t id) {
diff --git a/services/surfaceflinger/FrontEnd/TransactionHandler.h b/services/surfaceflinger/FrontEnd/TransactionHandler.h
index a06b870..475ff1b 100644
--- a/services/surfaceflinger/FrontEnd/TransactionHandler.h
+++ b/services/surfaceflinger/FrontEnd/TransactionHandler.h
@@ -29,6 +29,7 @@
 namespace android {
 
 class TestableSurfaceFlinger;
+using gui::IListenerHash;
 namespace surfaceflinger::frontend {
 
 class TransactionHandler {