1 files changed, 1 insertions, 1 deletions
diff --git a/src/3rdparty/webkit/JavaScriptCore/runtime/DateInstance.h b/src/3rdparty/webkit/JavaScriptCore/runtime/DateInstance.h
index 3b73521..c8edc2f 100644
--- a/src/3rdparty/webkit/JavaScriptCore/runtime/DateInstance.h
+++ b/src/3rdparty/webkit/JavaScriptCore/runtime/DateInstance.h
@@ -31,7 +31,7 @@ namespace JSC {
 
     class DateInstance : public JSWrapperObject {
     public:
-        explicit DateInstance(PassRefPtr<Structure>);
+        explicit DateInstance(NonNullPassRefPtr<Structure>);
         virtual ~DateInstance();
 
         double internalNumber() const { return internalValue().uncheckedGetNumber(); }