Import css-layout measure mode changes from pull request #163

Reviewed By: astreet

Differential Revision: D3059432

fb-gh-sync-id: 56cc13ffbc4805aa0789df62a04e19f23a438bd3
fbshipit-source-id: 56cc13ffbc4805aa0789df62a04e19f23a438bd3

ReactAndroid/src/main/java/com/facebook/csslayout/CSSMeasureMode.java

@@ -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.
+ */
+
+// NOTE: this file is auto-copied from https://github.com/facebook/css-layout
+// @generated SignedSource<<39eafaefe66358c3854d67910eaf0dc2>>
+
+package com.facebook.csslayout;
+
+public enum CSSMeasureMode {
+  UNDEFINED,
+  EXACTLY,
+  AT_MOST,
+}