Redo "Refined types for most HtmlElement factory constructors"

tools/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 logging
@@ skipping 290 matching lines @@
         self._cpp_declarations_emitter.Emit(
             '\n'
             'void $CPP_CALLBACK(Dart_NativeArguments);\n',
             CPP_CALLBACK=constructor_callback_cpp_name)
 
     return True
 
   def IsConstructorArgumentOptional(self, argument):
     return IsOptional(argument)
 
+  def MakeFactoryCall(self, factory, method, arguments, constructor_info):
+    return emitter.Format(
+        '$FACTORY.$METHOD($ARGUMENTS)',
+        FACTORY=factory,
+        METHOD=method,
+        ARGUMENTS=arguments)
+
   def EmitStaticFactoryOverload(self, constructor_info, name, arguments):
     constructor_callback_cpp_name = name + 'constructorCallback'
     self._EmitConstructorInfrastructure(
         constructor_info, name, 'constructorCallback', name, arguments,
         emit_to_native=True,
         is_custom=False)
 
     ext_attrs = self._interface.ext_attrs
 
     create_function = 'create'
@@ skipping 927 matching lines @@
 
 def _IsCustom(op_or_attr):
   assert(isinstance(op_or_attr, IDLMember))
   return 'Custom' in op_or_attr.ext_attrs or 'DartCustom' in op_or_attr.ext_attrs
 
 def _IsCustomValue(op_or_attr, value):
   if _IsCustom(op_or_attr):
     return op_or_attr.ext_attrs.get('Custom') == value \
            or op_or_attr.ext_attrs.get('DartCustom') == value
   return False