Support optional, non-defaulted constructor arguments.

Source/bindings/tests/results/V8TestInterfaceConstructor2.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file has been auto-generated by code_generator_v8.py. DO NOT MODIFY!
 
 #include "config.h"
 #include "V8TestInterfaceConstructor2.h"
 
 #include "RuntimeEnabledFeatures.h"
@@ skipping 45 matching lines @@
     v8SetReturnValue(info, wrapper);
 }
 
 static void constructor2(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Isolate* isolate = info.GetIsolate();
     ExceptionState exceptionState(ExceptionState::ConstructionContext, "TestInterfaceConstructor2", info.Holder(), isolate);
     V8TRYCATCH_VOID(TestInterfaceEmpty*, testInterfaceEmptyArg, V8TestInterfaceEmpty::toNativeWithTypeCheck(info.GetIsolate(), info[0]));
     V8TRYCATCH_EXCEPTION_VOID(int, longArg, toInt32(info[1], exceptionState), exceptionState);
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, defaultUndefinedOptionalStringArg, info[2]);
-    V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, defaultNullStringOptionalStringArg, argumentOrNull(info, 3));
-    V8TRYCATCH_VOID(Dictionary, defaultUndefinedOptionalDictionaryArg, Dictionary(info[4], info.GetIsolate()));
+    V8TRYCATCH_VOID(Dictionary, defaultUndefinedOptionalDictionaryArg, Dictionary(info[3], info.GetIsolate()));
     if (!defaultUndefinedOptionalDictionaryArg.isUndefinedOrNull() && !defaultUndefinedOptionalDictionaryArg.isObject()) {
-        exceptionState.throwTypeError("parameter 5 ('defaultUndefinedOptionalDictionaryArg') is not an object.");
+        exceptionState.throwTypeError("parameter 4 ('defaultUndefinedOptionalDictionaryArg') is not an object.");
         exceptionState.throwIfNeeded();
         return;
     }
-    RefPtr<TestInterfaceConstructor2> impl = TestInterfaceConstructor2::create(testInterfaceEmptyArg, longArg, defaultUndefinedOptionalStringArg, defaultNullStringOptionalStringArg, defaultUndefinedOptionalDictionaryArg);
+    if (UNLIKELY(info.Length() <= 4)) {
+        RefPtr<TestInterfaceConstructor2> impl = TestInterfaceConstructor2::create(testInterfaceEmptyArg, longArg, defaultUndefinedOptionalStringArg, defaultUndefinedOptionalDictionaryArg);
+        v8::Handle<v8::Object> wrapper = info.Holder();
+        V8DOMWrapper::associateObjectWithWrapper<V8TestInterfaceConstructor2>(impl.release(), &V8TestInterfaceConstructor2::wrapperTypeInfo, wrapper, isolate, WrapperConfiguration::Independent);
+        v8SetReturnValue(info, wrapper);
+        return;
+    }
+    V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, optionalStringArg, info[4]);
+    RefPtr<TestInterfaceConstructor2> impl = TestInterfaceConstructor2::create(testInterfaceEmptyArg, longArg, defaultUndefinedOptionalStringArg, defaultUndefinedOptionalDictionaryArg, optionalStringArg);
 
     v8::Handle<v8::Object> wrapper = info.Holder();
     V8DOMWrapper::associateObjectWithWrapper<V8TestInterfaceConstructor2>(impl.release(), &V8TestInterfaceConstructor2::wrapperTypeInfo, wrapper, isolate, WrapperConfiguration::Independent);
     v8SetReturnValue(info, wrapper);
 }
 
 static void constructor(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (((info.Length() == 1))) {
         TestInterfaceConstructor2V8Internal::constructor1(info);
         return;
     }
-    if (((info.Length() == 2) && (V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate()))) || ((info.Length() == 3) && (V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate()))) || ((info.Length() == 4) && (V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate()))) || ((info.Length() == 5) && (V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate())) && (info[4]->IsUndefined() || info[4]->IsObject()))) {
+    if (((info.Length() == 2) && (V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate()))) || ((info.Length() == 3) && (V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate()))) || ((info.Length() == 4) && (V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate())) && (info[3]->IsUndefined() || info[3]->IsObject())) || ((info.Length() == 5) && (V8TestInterfaceEmpty::hasInstance(info[0], info.GetIsolate())) && (info[3]->IsUndefined() || info[3]->IsObject()))) {
         TestInterfaceConstructor2V8Internal::constructor2(info);
         return;
     }
     ExceptionState exceptionState(ExceptionState::ConstructionContext, "TestInterfaceConstructor2", info.Holder(), info.GetIsolate());
     if (UNLIKELY(info.Length() < 1)) {
         exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments(1, info.Length()));
         exceptionState.throwIfNeeded();
         return;
     }
     exceptionState.throwTypeError("No matching constructor signature.");
@@ skipping 91 matching lines @@
     fromInternalPointer(object)->deref();
 }
 
 template<>
 v8::Handle<v8::Value> toV8NoInline(TestInterfaceConstructor2* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     return toV8(impl, creationContext, isolate);
 }
 
 } // namespace WebCore