Make runtime_check arg not optional.

lib/dom/scripts/systemnative.py

 #!/usr/bin/python
 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 """This module provides shared functionality for the systems to generate
 native binding from the IDL database."""
 
 import emitter
 import os
@@ skipping 496 matching lines @@
         webcore_function_name = 'svgTarget'
       else:
         webcore_function_name = _ToWebKitName(attr.id)
       if attr.type.id.startswith('SVGAnimated'):
         webcore_function_name += 'Animated'
 
     function_expression = self._GenerateWebCoreFunctionExpression(webcore_function_name, attr)
     invocation = self._GenerateWebCoreInvocation(function_expression,
         arguments, attr.type.id, attr.ext_attrs, attr.get_raises)
     self._GenerateNativeCallback(cpp_callback_name, parameter_definitions_emitter.Fragments(),
-        True, invocation, raises_exceptions=raises_exceptions)
+        True, invocation, raises_exceptions=raises_exceptions, runtime_check=None)
 
   def _AddSetter(self, attr, html_name):
     type_info = self._TypeInfo(attr.type.id)
     dart_declaration = 'void set %s(%s)' % (html_name, self._DartType(attr.type.id))
     is_custom = set(['Custom', 'CustomSetter', 'V8CustomSetter']) & set(attr.ext_attrs)
     cpp_callback_name = self._GenerateNativeBinding(attr.id, 2,
         dart_declaration, 'Setter', is_custom)
     if is_custom:
       return
 
@@ skipping 15 matching lines @@
     argument_expression = self._GenerateToNative(
         parameter_definitions_emitter, attr, 1, argument_name='value')
     arguments.append(argument_expression)
 
     parameter_definitions = parameter_definitions_emitter.Fragments()
     function_expression = self._GenerateWebCoreFunctionExpression(webcore_function_name, attr)
     invocation = self._GenerateWebCoreInvocation(function_expression,
         arguments, 'void', attr.ext_attrs, attr.set_raises)
 
     self._GenerateNativeCallback(cpp_callback_name, parameter_definitions_emitter.Fragments(),
-        True, invocation, raises_exceptions=True)
+        True, invocation, raises_exceptions=True, runtime_check=None)
 
   def AddIndexer(self, element_type):
     """Adds all the methods required to complete implementation of List."""
     # We would like to simply inherit the implementation of everything except
     # get length(), [], and maybe []=.  It is possible to extend from a base
     # array implementation class only when there is no other implementation
     # inheritance.  There might be no implementation inheritance other than
     # DOMBaseWrapper for many classes, but there might be some where the
     # array-ness is introduced by a non-root interface:
     #
@@ skipping 214 matching lines @@
 
     if 'NeedsUserGestureCheck' in operation.ext_attrs:
       cpp_arguments.append('DartUtilities::processingUserGesture')
 
     function_expression = self._GenerateWebCoreFunctionExpression(webcore_function_name, operation)
     invocation = self._GenerateWebCoreInvocation(function_expression, cpp_arguments,
         operation.type.id, operation.ext_attrs, operation.raises)
     self._GenerateNativeCallback(cpp_callback_name,
         parameter_definitions=parameter_definitions_emitter.Fragments(),
         needs_receiver=not operation.is_static, invocation=invocation,
-        raises_exceptions=raises_exceptions)
+        raises_exceptions=raises_exceptions,
+        runtime_check=None)
 
   def _GenerateNativeCallback(self, callback_name, parameter_definitions,
-      needs_receiver, invocation, raises_exceptions, runtime_check=None):
+      needs_receiver, invocation, raises_exceptions, runtime_check):
 
     head = parameter_definitions
 
     if needs_receiver:
       head = emitter.Format(
           '        $WEBCORE_CLASS_NAME* receiver = DartDOMWrapper::receiver< $WEBCORE_CLASS_NAME >(args);\n'
           '$HEAD\n',
           WEBCORE_CLASS_NAME=self._interface_type_info.native_type(),
           HEAD=head)
 
@@ skipping 141 matching lines @@
 
 def _IsArgumentOptionalInWebCore(argument):
   return IsOptional(argument) and not 'Callback' in argument.ext_attrs
 
 def _ToWebKitName(name):
   name = name[0].lower() + name[1:]
   name = re.sub(r'^(hTML|uRL|jS|xML|xSLT)', lambda s: s.group(1).lower(),
                 name)
   return re.sub(r'^(create|exclusive)', lambda s: 'is' + s.group(1).capitalize(),
                 name)