Canvas2D Performance: fix the bottleneck of hasInstance in JS binding -- TypeChecking Interface

Source/bindings/tests/idls/core/TestObject.idl

Index: Source/bindings/tests/idls/core/TestObject.idl
diff --git a/Source/bindings/tests/idls/core/TestObject.idl b/Source/bindings/tests/idls/core/TestObject.idl
index 44d9cae814a9524b3612a90702f9c87bae18ae1b..204d2e5e364e8a02f99343832f8aef23ea69d55a 100644
--- a/Source/bindings/tests/idls/core/TestObject.idl
+++ b/Source/bindings/tests/idls/core/TestObject.idl
@@ -521,6 +521,10 @@ interface TestObject {
     [TreatReturnedNullStringAs=Undefined] ScalarValueString treatReturnedNullStringAsUndefinedScalarValueStringMethod();
     [TypeChecking=Interface] void typeCheckingInterfaceVoidMethodTestInterfaceEmptyArg(TestInterfaceEmpty testInterfaceEmptyArg);
     [TypeChecking=Interface] void typeCheckingInterfaceVoidMethodTestInterfaceEmptyVariadicArg(TestInterfaceEmpty... testInterfaceEmptyArg);
+    // Avoid redundant type checking
+    [TypeChecking=Interface] void useToImpl4ArgumentsCheckingIfPossibleWithOptionalArg(Node node1, optional Node node2);
+    [TypeChecking=Interface] void useToImpl4ArgumentsCheckingIfPossibleWithNullableArg(Node node1, Node? node2);
+    [TypeChecking=Interface] void useToImpl4ArgumentsCheckingIfPossibleWithUndefinedArg(Node node1, [Default=Undefined] optional Node node2);
     [TypeChecking=Unrestricted] void typeCheckingUnrestrictedVoidMethodFloatArgDoubleArg(float floatArg, double doubleArg);
     [Unforgeable] void unforgeableVoidMethod();
     void voidMethodTestInterfaceGarbageCollectedSequenceArg(sequence<TestInterfaceGarbageCollected> testInterfaceGarbageCollectedSequenceArg);