Avoid mangling the name of native methods.

frog/world.dart

Index: frog/world.dart
diff --git a/frog/world.dart b/frog/world.dart
index 1717dfc9f4f315c3e9e60c6fc65c571a3215d7e6..67e7e191069c2c9ee73a9c77701e935e4209d314 100644
--- a/frog/world.dart
+++ b/frog/world.dart
@@ -333,13 +333,7 @@ class World {
         'try', 'typeof', 'var', 'void', 'while', 'with',
         'class', 'enum', 'export', 'extends', 'import', 'super',
         'implements', 'interface', 'let', 'package', 'private',
-        'protected', 'public', 'static', 'yield',
-        // Hack: we don't want Dart's String.split to overwrite the existing
-        // JS String.split method. By adding 'split' to the keyword-set we
-        // ensure that frog will not use the 'split' name but mangle it, thus
-        // leaving the original JS String.split untouched.
-        'split',

[ngeoffray, 2012/02/29 08:26:43]

Is this just for making this list what it actually is: the JS reserved keywords?
And allowing to name things split except on members?

[kasperl, 2012/02/29 08:35:44]

Yes. I just moved the hack and made it a bit more local.

-        'native']);
+        'protected', 'public', 'static', 'yield', 'native']);
     }
     if (_jsKeywords.contains(name)) {
       return name + '_';