Improve generated "Not enough arguments." TypeError exceptions.

Source/bindings/tests/results/V8TestExtendedEvent.cpp

 /*
     This file is part of the Blink open source project.
     This file has been auto-generated by CodeGeneratorV8.pm. DO NOT MODIFY!
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     This library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Library General Public License for more details.
 
     You should have received a copy of the GNU Library General Public License
     along with this library; see the file COPYING.LIB.  If not, write to
     the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
 */
 
 #include "config.h"
 #if ENABLE(TEST)
 #include "V8TestExtendedEvent.h"
 
 #include "RuntimeEnabledFeatures.h"
 #include "V8TestEvent.h"
 #include "bindings/v8/Dictionary.h"
+#include "bindings/v8/ExceptionMessages.h"
 #include "bindings/v8/ScriptController.h"
 #include "bindings/v8/V8Binding.h"
 #include "bindings/v8/V8DOMConfiguration.h"
 #include "bindings/v8/V8DOMWrapper.h"
 #include "bindings/v8/V8ObjectConstructor.h"
 #include "core/dom/ContextFeatures.h"
 #include "core/dom/Document.h"
 #include "core/page/PageConsole.h"
 #include "core/page/UseCounter.h"
 #include "core/platform/chromium/TraceEvent.h"
@@ skipping 52 matching lines @@
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMGetter");
     UseCounter::countDeprecation(activeScriptExecutionContext(), UseCounter::KeyboardEventKeyLocation);
     EventV8Internal::keyLocationAttributeGetter(name, info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "Execution");
 }
 
 static void constructor(const v8::FunctionCallbackInfo<v8::Value>& args)
 {
     if (args.Length() < 1) {
-        throwNotEnoughArgumentsError(args.GetIsolate());
+        throwTypeError(ExceptionMessages::failedToConstruct("Event", "An event name must be provided."), args.GetIsolate());
         return;
     }
 
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, type, args[0]);
     EventInit eventInit;
     if (args.Length() >= 2) {
         V8TRYCATCH_VOID(Dictionary, options, Dictionary(args[1], args.GetIsolate()));
         if (!fillEventInit(eventInit, options))
             return;
     }
@@ skipping 105 matching lines @@
 }
 
 void V8TestExtendedEvent::derefObject(void* object)
 {
     fromInternalPointer(object)->deref();
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(TEST)