Improve generated TypeError exception messages in bindings.

Source/bindings/tests/results/V8TestObject.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,
@@ skipping 5350 matching lines @@
     {"activityLoggedMethod2", TestObjV8Internal::activityLoggedMethod2MethodCallback, TestObjV8Internal::activityLoggedMethod2MethodCallbackForMainWorld, 1},
     {"activityLoggedInIsolatedWorldMethod", TestObjV8Internal::activityLoggedInIsolatedWorldMethodMethodCallback, TestObjV8Internal::activityLoggedInIsolatedWorldMethodMethodCallbackForMainWorld, 1},
     {"overloadedActivityLoggedMethod", TestObjV8Internal::overloadedActivityLoggedMethodMethodCallback, TestObjV8Internal::overloadedActivityLoggedMethodMethodCallbackForMainWorld, 1},
     {"deprecatedMethod", TestObjV8Internal::deprecatedMethodMethodCallback, 0, 0},
 };
 
 void V8TestObject::constructorCallback(const v8::FunctionCallbackInfo<v8::Value>& args)
 {
     TRACE_EVENT_SCOPED_SAMPLING_STATE("Blink", "DOMConstructor");
     if (!args.IsConstructCall()) {
-        throwTypeError("DOM object constructor cannot be called as a function.", args.GetIsolate());
+        throwTypeError(ExceptionMessages::failedToConstruct("TestObj", "Please use the 'new' operator, this DOM object constructor cannot be called as a function."), args.GetIsolate());
         return;
     }
 
     if (ConstructorMode::current() == ConstructorMode::WrapExistingObject) {
         args.GetReturnValue().Set(args.Holder());
         return;
     }
 
     TestObjV8Internal::constructor(args);
 }
@@ skipping 174 matching lines @@
     V8DOMWrapper::associateObjectWithWrapper<V8TestObject>(impl, &info, wrapper, isolate, WrapperConfiguration::Independent);
     return wrapper;
 }
 
 void V8TestObject::derefObject(void* object)
 {
     fromInternalPointer(object)->deref();
 }
 
 } // namespace WebCore