Adding web_gl library.

tools/dom/scripts/systemhtml.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 system to generate
 Dart:html APIs from the IDL database."""
 
 import emitter
 import monitored
@@ skipping 243 matching lines @@
   'SVGUseElement': 'use',
   'SVGViewElement': 'view',
   'SVGVKernElement': 'vkern',
 })
 
 _element_constructors = {
   'html': _html_element_constructors,
   'indexed_db': {},
   'svg': _svg_element_constructors,
   'web_audio': {},
+  'web_gl': {},
   'web_sql': {},
 }
 
 _factory_ctr_strings = {
   'html': {
       'provider_name': 'document',
       'constructor_name': '$dom_createElement'
   },
   'indexed_db': {
       'provider_name': 'document',
       'constructor_name': '$dom_createElement'
   },
   'svg': {
     'provider_name': '_SvgElementFactoryProvider',
     'constructor_name': 'createSvgElement_tag',
   },
   'web_audio': {
     'provider_name': 'document',
     'constructor_name': '$dom_createElement'
   },
+  'web_gl': {
+    'provider_name': 'document',
+    'constructor_name': '$dom_createElement'
+  },
   'web_sql': {
     'provider_name': 'document',
     'constructor_name': '$dom_createElement'
   },
 }
 
 def ElementConstructorInfos(typename, element_constructors,
                             factory_provider_name='_Elements'):
   """Returns list of ElementConstructorInfos about the convenience constructors
   for an Element or SvgElement."""
@@ skipping 843 matching lines @@
     for library_name in libraries:
       self._libraries[library_name] = DartLibrary(
           library_name, template_loader, library_type, output_dir)
 
   def AddFile(self, basename, library_name, path):
     self._libraries[library_name].AddFile(path)
 
   def Emit(self, emitter, auxiliary_dir):
     for lib in self._libraries.values():
       lib.Emit(emitter, auxiliary_dir)