Add null-correctness checking to [StrictTypeChecking] methods

Source/bindings/tests/results/V8TestSVG.cpp

Index: Source/bindings/tests/results/V8TestSVG.cpp
diff --git a/Source/bindings/tests/results/V8TestSVG.cpp b/Source/bindings/tests/results/V8TestSVG.cpp
index d086c8c4cb1c4b5a5842d7f659059162c53d8784..4675f696d89a867f757f9b79dc72be0dba8d0df3 100644
--- a/Source/bindings/tests/results/V8TestSVG.cpp
+++ b/Source/bindings/tests/results/V8TestSVG.cpp
@@ -270,7 +270,7 @@ static void strictSVGPointMethodMethod(const v8::FunctionCallbackInfo<v8::Value>
         return;
     }
     TestSVG* imp = V8TestSVG::toNative(info.Holder());
-    if (info.Length() > 0 && !isUndefinedOrNull(info[0]) && !V8SVGPoint::hasInstance(info[0], info.GetIsolate(), worldType(info.GetIsolate()))) {
+    if (info.Length() > 0 && !info[0]->IsUndefined() && !V8SVGPoint::hasInstance(info[0], info.GetIsolate(), worldType(info.GetIsolate()))) {
         exceptionState.throwTypeError("parameter 1 is not of type 'SVGPoint'.");
         exceptionState.throwIfNeeded();
         return;