Add DragonFlyBSD to list of recognized platforms.

pylib/gyp/common_test.py

 #!/usr/bin/env python
 
 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Unit tests for the common.py file."""
 
 import gyp.common
 import unittest
@@ skipping 38 matching lines @@
     self.original_platform = sys.platform
 
   def tearDown(self):
     sys.platform = self.original_platform
 
   def assertFlavor(self, expected, argument, param):
     sys.platform = argument
     self.assertEqual(expected, gyp.common.GetFlavor(param))
 
   def test_platform_default(self):
-    self.assertFlavor('freebsd', 'freebsd9' , {})
-    self.assertFlavor('freebsd', 'freebsd10', {})
-    self.assertFlavor('solaris', 'sunos5'   , {});
-    self.assertFlavor('solaris', 'sunos'    , {});
-    self.assertFlavor('linux'  , 'linux2'   , {});
-    self.assertFlavor('linux'  , 'linux3'   , {});
+    self.assertFlavor('dragonflybsd', 'dragonfly3', {})
+    self.assertFlavor('freebsd'     , 'freebsd9'  , {})
+    self.assertFlavor('freebsd'     , 'freebsd10' , {})
+    self.assertFlavor('solaris'     , 'sunos5'    , {});
+    self.assertFlavor('solaris'     , 'sunos'     , {});
+    self.assertFlavor('linux'       , 'linux2'    , {});
+    self.assertFlavor('linux'       , 'linux3'    , {});
 
   def test_param(self):
     self.assertFlavor('foobar', 'linux2' , {'flavor': 'foobar'})
 
 
 if __name__ == '__main__':
   unittest.main()