Enable profiling IDLs.

tools/dom/templates/html/dart2js/impl_Console.darttemplate

 // 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.
 
 part of $LIBRARYNAME;
 
 $(ANNOTATIONS)class Console {
 
   static Console safeConsole = new Console();
 
   bool get _isConsoleDefined => JS('bool', 'typeof console != "undefined"');
 
   @DomName('Console.memory')
   MemoryInfo get memory => _isConsoleDefined ?
       JS('MemoryInfo', 'console.memory') : null;
 
-  /*
   @DomName('Console.profiles')
   List<ScriptProfile> get profiles => _isConsoleDefined ?
       JS('List<ScriptProfile>', 'console.profiles') : null;
-      */
 
   @DomName('Console.assertCondition')
   void assertCondition(bool condition, Object arg) => _isConsoleDefined ?
       JS('void', 'console.assertCondition(#, #)', condition, arg) : null;
 
   @DomName('Console.count')
   void count(Object arg) => _isConsoleDefined ?
       JS('void', 'console.count(#)', arg) : null;
 
   @DomName('Console.debug')
@@ skipping 58 matching lines @@
 
   @DomName('Console.trace')
   void trace(Object arg) => _isConsoleDefined ?
       JS('void', 'console.trace(#)', arg) : null;
 
   @DomName('Console.warn')
   void warn(Object arg) => _isConsoleDefined ?
       JS('void', 'console.warn(#)', arg) : null;
 $!MEMBERS
 }