Skip expensive hasInstance() type-checks in overloads

Source/bindings/tests/results/core/V8TestInterfaceConstructor4.cpp

Index: Source/bindings/tests/results/core/V8TestInterfaceConstructor4.cpp
diff --git a/Source/bindings/tests/results/core/V8TestInterfaceConstructor4.cpp b/Source/bindings/tests/results/core/V8TestInterfaceConstructor4.cpp
index f6f3c9bb048cb7ce3862cd7de789e1ef45d3f7e9..40c429d214b4c112d65352a53664fa8296cfb4ff 100644
--- a/Source/bindings/tests/results/core/V8TestInterfaceConstructor4.cpp
+++ b/Source/bindings/tests/results/core/V8TestInterfaceConstructor4.cpp
@@ -31,11 +31,14 @@ const WrapperTypeInfo& TestInterfaceConstructor4::s_wrapperTypeInfo = V8TestInte
 
 namespace TestInterfaceConstructor4V8Internal {
 
-static void constructor1(const v8::FunctionCallbackInfo<v8::Value>& info)
+static void constructor1(const v8::FunctionCallbackInfo<v8::Value>& info, int typeCheckedArgumentIndex)
 {
     TestInterfaceConstructor4* testInterface4Arg;
     {
-        testInterface4Arg = V8TestInterfaceConstructor4::toImplWithTypeCheck(info.GetIsolate(), info[0]);
+        if (typeCheckedArgumentIndex == 0)
+            testInterface4Arg = V8TestInterfaceConstructor4::toImpl(v8::Handle<v8::Object>::Cast(info[0]));
+        else
+            testInterface4Arg = V8TestInterfaceConstructor4::toImplWithTypeCheck(info.GetIsolate(), info[0]);
     }
     RefPtr<TestInterfaceConstructor4> impl = TestInterfaceConstructor4::create(testInterface4Arg);
     v8::Handle<v8::Object> wrapper = info.Holder();
@@ -43,7 +46,7 @@ static void constructor1(const v8::FunctionCallbackInfo<v8::Value>& info)
     v8SetReturnValue(info, wrapper);
 }
 
-static void constructor2(const v8::FunctionCallbackInfo<v8::Value>& info)
+static void constructor2(const v8::FunctionCallbackInfo<v8::Value>& info, int typeCheckedArgumentIndex)
 {
     ExceptionState exceptionState(ExceptionState::ConstructionContext, "TestInterfaceConstructor4", info.Holder(), info.GetIsolate());
     V8StringResource<> scalarValueStringArg;
@@ -62,11 +65,11 @@ static void constructor(const v8::FunctionCallbackInfo<v8::Value>& info)
     switch (std::min(1, info.Length())) {
     case 1:
         if (V8TestInterfaceConstructor4::hasInstance(info[0], info.GetIsolate())) {
-            TestInterfaceConstructor4V8Internal::constructor1(info);
+            TestInterfaceConstructor4V8Internal::constructor1(info, 0);
             return;
         }
         if (true) {
-            TestInterfaceConstructor4V8Internal::constructor2(info);
+            TestInterfaceConstructor4V8Internal::constructor2(info, -1);
             return;
         }
         break;