--- Tools/Scripts/webkitpy/common/system/platforminfo_mock.py.orig	2015-10-13 04:37:06 UTC
+++ Tools/Scripts/webkitpy/common/system/platforminfo_mock.py
@@ -44,6 +44,9 @@ class MockPlatformInfo(object):
     def is_cygwin(self):
         return self.os_name == 'cygwin'
 
+    def is_bsdsunix(self):
+        return self.os_name == 'bsdsunix'
+
     def is_freebsd(self):
         return self.os_name == 'freebsd'