rename csharp code

Summary: new name

Reviewed By: splhack

Differential Revision: D4247106

fbshipit-source-id: 6e1097de104f3a011c78ae65b33e57865b007711

csharp/Facebook.Yoga/YogaOverflow.cs

@@ -0,0 +1,18 @@
+/**
+ * Copyright (c) 2014-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+
+namespace Facebook.Yoga
+{
+    public enum YogaOverflow
+    {
+        Visible,
+        Hidden,
+        Scroll,
+    }
+}