IDL compiler: simplify type conversion in Event Constructor

Source/bindings/tests/results/V8TestExtendedEvent.cpp

Index: Source/bindings/tests/results/V8TestExtendedEvent.cpp
diff --git a/Source/bindings/tests/results/V8TestExtendedEvent.cpp b/Source/bindings/tests/results/V8TestExtendedEvent.cpp
index d68c34d185c6c5f987bede6b353332150316a96c..46516580186e5d38f1fca50942f2f95bd5754da2 100644
--- a/Source/bindings/tests/results/V8TestExtendedEvent.cpp
+++ b/Source/bindings/tests/results/V8TestExtendedEvent.cpp
@@ -136,9 +136,9 @@ bool initializeEvent(EventInit& eventInit, const Dictionary& options, ExceptionS
     if (!initializeTestEvent(eventInit, options, exceptionState, forEventName.isEmpty() ? String("TestExtendedEvent") : forEventName))
         return false;
 
-    if (!options.convert(conversionContext.withAttributes(false, NormalConversion), "location", eventInit.location))
+    if (!options.convert(conversionContext.conversionType(false, NormalConversion, "unsigned long"), "location", eventInit.location))
         return false;
-    if (options.convert(conversionContext.withAttributes(false, NormalConversion), "keyLocation", eventInit.location)) {
+    if (options.convert(conversionContext.conversionType(false, NormalConversion, "unsigned long"), "keyLocation", eventInit.location)) {
         if (options.hasProperty("keyLocation"))
             UseCounter::countDeprecation(activeExecutionContext(), UseCounter::KeyboardEventKeyLocation);
     } else {