Dartium 35: Suppress type signature on custom 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 os
@@ skipping 587 matching lines @@
     else:
       argument_count = len(arguments)
 
     typed_formals = constructor_info.ParametersAsArgumentList(argument_count)
     parameters = constructor_info.ParametersAsStringOfVariables(argument_count)
     interface_name =  self._interface_type_info.interface_name()
 
     if self._dart_use_blink:
         type_ids = [p.type.id for p in arguments[:argument_count]]
         constructor_callback_id = \
-            DeriveResolverString(self._interface.id, cpp_suffix, None, type_ids)
+            DeriveResolverString(self._interface.id, cpp_suffix, None, type_ids, is_custom)
     else:
         constructor_callback_id = self._interface.id + '_' + constructor_callback_cpp_name
 
     if self._dart_use_blink:
         # First we emit the toplevel function
         dart_native_name = \
             DeriveNativeName(self._interface.id, constructor_callback_cpp_name, "")
         if constructor_callback_id in _cpp_resolver_string_map:
             constructor_callback_id = \
                 _cpp_resolver_string_map[constructor_callback_id]
@@ skipping 1354 matching lines @@
     e.Emit("};\n");
     e.Emit('\n');
     e.Emit('} // namespace WebCore\n');
 
 def _IsOptionalStringArgumentInInitEventMethod(interface, operation, argument):
   return (
       interface.id.endswith('Event') and
       operation.id.startswith('init') and
       argument.ext_attrs.get('Default') == 'Undefined' and
       argument.type.id == 'DOMString')