1 files changed, 3 insertions, 1 deletions
diff --git a/chromium/third_party/WebKit/Source/modules/webdatabase/AbstractSQLTransaction.h b/chromium/third_party/WebKit/Source/modules/webdatabase/AbstractSQLTransaction.h
index ba8e9997e5d..d32fe67f726 100644
--- a/chromium/third_party/WebKit/Source/modules/webdatabase/AbstractSQLTransaction.h
+++ b/chromium/third_party/WebKit/Source/modules/webdatabase/AbstractSQLTransaction.h
@@ -27,15 +27,17 @@
 #define AbstractSQLTransaction_h
 
 #include "modules/webdatabase/SQLTransactionState.h"
+#include "platform/heap/Handle.h"
 #include "wtf/ThreadSafeRefCounted.h"
 
 namespace WebCore {
 
 class AbstractSQLTransactionBackend;
 
-class AbstractSQLTransaction : public ThreadSafeRefCounted<AbstractSQLTransaction> {
+class AbstractSQLTransaction : public ThreadSafeRefCountedWillBeGarbageCollectedFinalized<AbstractSQLTransaction> {
 public:
     virtual ~AbstractSQLTransaction() { }
+    virtual void trace(Visitor*) { }
 
     virtual void requestTransitToState(SQLTransactionState) = 0;