Generate a bit less code to handle failed arity checks.

Source/bindings/templates/methods.cpp

 {##############################################################################}
 {% macro generate_method(method, world_suffix) %}
 {% filter conditional(method.conditional_string) %}
 static void {{method.name}}{{method.overload_index}}Method{{world_suffix}}(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     {% if method.is_raises_exception or method.is_check_security_for_frame or
           method.name in ['addEventListener', 'removeEventListener'] %}
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "{{method.name}}", "{{interface_name}}", info.Holder(), info.GetIsolate());
     {% endif %}
     {% if method.name in ['addEventListener', 'removeEventListener'] %}
     {{add_remove_event_listener_method(method.name) | indent}}
     {% else %}
     {% if method.number_of_required_arguments %}
     if (UNLIKELY(info.Length() < {{method.number_of_required_arguments}})) {
-        throwTypeError(ExceptionMessages::failedToExecute("{{method.name}}", "{{interface_name}}", ExceptionMessages::notEnoughArguments({{method.number_of_required_arguments}}, info.Length())), info.GetIsolate());
+        exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments({{method.number_of_required_arguments}}, info.Length()));
+        exceptionState.throwIfNeeded();
         return;
     }
     {% endif %}
     {% if not method.is_static %}
     {{cpp_class}}* imp = {{v8_class}}::toNative(info.Holder());
     {% endif %}
     {% if method.is_custom_element_callbacks %}
     CustomElementCallbackDispatcher::CallbackDeliveryScope deliveryScope;
     {% endif %}
     {% if method.is_check_security_for_frame %}
@@ skipping 227 matching lines @@
     v8SetReturnValue(info, privateTemplate->GetFunction());
 }
 
 static void {{method.name}}OriginSafeMethodGetterCallback{{world_suffix}}(v8::Local<v8::String>, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMGetter");
     {{cpp_class}}V8Internal::{{method.name}}OriginSafeMethodGetter{{world_suffix}}(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "Execution");
 }
 {% endmacro %}