Adding supported checks and flags to window.performance.

tools/dom/scripts/generator.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 systems to generate
 Dart APIs from the IDL database."""
 
 import copy
 import re
@@ skipping 619 matching lines @@
 
 _all_but_ie9_annotations = [
   "@SupportedBrowser(SupportedBrowser.CHROME)",
   "@SupportedBrowser(SupportedBrowser.FIREFOX)",
   "@SupportedBrowser(SupportedBrowser.IE, '10')",
   "@SupportedBrowser(SupportedBrowser.SAFARI)",
 ]
 
 _history_annotations = _all_but_ie9_annotations
 
+_performance_annotations = [
+  "@SupportedBrowser(SupportedBrowser.CHROME)",
+  "@SupportedBrowser(SupportedBrowser.FIREFOX)",
+  "@SupportedBrowser(SupportedBrowser.IE)",
+]
+
 # Annotations to be placed on generated members.
 # The table is indexed as:
 #   INTERFACE:     annotations to be added to the interface declaration
 #   INTERFACE.MEMBER: annotation to be added to the member declaration
 dart_annotations = {
   'ArrayBuffer': _all_but_ie9_annotations,
   'ArrayBufferView': _all_but_ie9_annotations,
   'DOMWindow.indexedDB': _indexed_db_annotations,
+  'DOMWindow.performance': _performance_annotations,
   'Element.webkitCreateShadowRoot': [
     "@SupportedBrowser(SupportedBrowser.CHROME, '25')",
     "@Experimental()",
   ],
   'History.pushState': _history_annotations,
   'History.replaceState': _history_annotations,
   'HTMLContentElement': [
     "@SupportedBrowser(SupportedBrowser.CHROME, '25')",
     "@Experimental()",
   ],
@@ skipping 33 matching lines @@
     "@SupportedBrowser(SupportedBrowser.CHROME, '25')",
     "@Experimental()",
   ],
   'HTMLTrackElement': [
     "@SupportedBrowser(SupportedBrowser.CHROME)",
     "@SupportedBrowser(SupportedBrowser.IE, '10')",
     "@SupportedBrowser(SupportedBrowser.SAFARI)",
   ],
   'IDBFactory': _indexed_db_annotations,
   'IDBDatabase': _indexed_db_annotations,
+  'Performance': _performance_annotations,
   'ShadowRoot': [
     "@SupportedBrowser(SupportedBrowser.CHROME, '25')",
     "@Experimental()",
   ],
   'WebSocket': _all_but_ie9_annotations,
   'WorkerContext.indexedDB': _indexed_db_annotations,
 }
 
 def FindCommonAnnotations(interface_name, member_name=None):
   """ Finds annotations common between dart2js and dartium.
@@ skipping 565 matching lines @@
                                   self)
 
     if type_data.clazz == 'SVGTearOff':
       dart_interface_name = self._renamer.RenameInterface(
           self._database.GetInterface(type_name))
       return SVGTearOffIDLTypeInfo(
           type_name, type_data, dart_interface_name, self)
 
     class_name = '%sIDLTypeInfo' % type_data.clazz
     return globals()[class_name](type_name, type_data)