Generate a bit less code to handle failed arity checks.

Source/bindings/tests/results/V8TestOverloadedConstructors.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 98 matching lines @@
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, string, info[0]);
     RefPtr<TestOverloadedConstructors> impl = TestOverloadedConstructors::create(string);
     v8::Handle<v8::Object> wrapper = info.Holder();
 
     V8DOMWrapper::associateObjectWithWrapper<V8TestOverloadedConstructors>(impl.release(), &V8TestOverloadedConstructors::wrapperTypeInfo, wrapper, info.GetIsolate(), WrapperConfiguration::Dependent);
     v8SetReturnValue(info, wrapper);
 }
 
 static void constructor(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
+    ExceptionState exceptionState(ExceptionState::ConstructionContext, "TestOverloadedConstructors", info.Holder(), info.GetIsolate());
     if (((info.Length() == 1) && (V8ArrayBuffer::hasInstance(info[0], info.GetIsolate(), worldType(info.GetIsolate()))))) {
         TestOverloadedConstructorsV8Internal::constructor1(info);
         return;
     }
     if (((info.Length() == 1) && (V8ArrayBufferView::hasInstance(info[0], info.GetIsolate(), worldType(info.GetIsolate()))))) {
         TestOverloadedConstructorsV8Internal::constructor2(info);
         return;
     }
     if (((info.Length() == 1) && (V8Blob::hasInstance(info[0], info.GetIsolate(), worldType(info.GetIsolate()))))) {
         TestOverloadedConstructorsV8Internal::constructor3(info);
         return;
     }
     if (((info.Length() == 1))) {
         TestOverloadedConstructorsV8Internal::constructor4(info);
         return;
     }
     if (UNLIKELY(info.Length() < 1)) {
-        throwTypeError(ExceptionMessages::failedToConstruct("TestOverloadedConstructors", ExceptionMessages::notEnoughArguments(1, info.Length())), info.GetIsolate());
+        exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments(1, info.Length()));
+        exceptionState.throwIfNeeded();
         return;
     }
-    throwTypeError(ExceptionMessages::failedToConstruct("TestOverloadedConstructors", "No matching constructor signature."), info.GetIsolate());
-    return;
+    exceptionState.throwTypeError("No matching constructor signature.");
+    exceptionState.throwIfNeeded();
 }
 
 } // namespace TestOverloadedConstructorsV8Internal
 
 void V8TestOverloadedConstructors::constructorCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SCOPED_SAMPLING_STATE("Blink", "DOMConstructor");
     if (!info.IsConstructCall()) {
         throwTypeError(ExceptionMessages::failedToConstruct("TestOverloadedConstructors", "Please use the 'new' operator, this DOM object constructor cannot be called as a function."), info.GetIsolate());
         return;
@@ skipping 82 matching lines @@
     fromInternalPointer(object)->deref();
 }
 
 template<>
 v8::Handle<v8::Value> toV8NoInline(TestOverloadedConstructors* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     return toV8(impl, creationContext, isolate);
 }
 
 } // namespace WebCore