Start GenerateDispatch refactoring.

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 581 matching lines @@
         MODIFIER=modifier,
         TYPE=info.type_name,
         NAME=info.name,
         PARAMETERS=info.ParametersImplementationDeclaration())
 
     # Process in order of ascending number of arguments to ensure missing
     # optional arguments are processed early.
     overloads = sorted(info.overloads,
                        key=lambda overload: len(overload.arguments))
     self._native_version = 0
-    fallthrough = self.GenerateDispatch(body, info, '    ', 0, overloads)
+    fallthrough = GenerateDispatch(self, body, info, '    ', 0, overloads)
     if fallthrough:
       body.Emit('    throw "Incorrect number or type of arguments";\n');
 
   def AddOperation(self, info):
     self._AddOperation(info)
 
   def AddStaticOperation(self, info):
     self._AddOperation(info)
 
   def GenerateSingleOperation(self,  dispatch_emitter, info, indent, operation):
@@ skipping 229 matching lines @@
 def _InstanceOfNode(database, interface):
   if interface.id == 'Node':
     return True
   for parent in interface.parents:
     if not database.HasInterface(parent.type.id):
       continue
     parent_interface = database.GetInterface(parent.type.id)
     if _InstanceOfNode(database, parent_interface):
       return True
   return False