Add Emoji properties

source/common/uprops.h

Index: source/common/uprops.h
diff --git a/source/common/uprops.h b/source/common/uprops.h
index 56ffb857e5f6231c6e47b77a83ddaf1140524a6d..b9b787fdab1eabe5d147b0a4e019442b701622ae 100644
--- a/source/common/uprops.h
+++ b/source/common/uprops.h
@@ -1,7 +1,7 @@
 /*
 *******************************************************************************
 *
-*   Copyright (C) 2002-2012, International Business Machines
+*   Copyright (C) 2002-2016, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 *******************************************************************************
@@ -187,13 +187,21 @@ enum {
 /*
  * Properties in vector word 2
  * Bits
- * 31..26   reserved
+ * 31..28   http://www.unicode.org/reports/tr51/#Emoji_Properties
+ * 27..26   reserved
  * 25..20   Line Break
  * 19..15   Sentence Break
  * 14..10   Word Break
  *  9.. 5   Grapheme Cluster Break
  *  4.. 0   Decomposition Type
  */
+enum {
+    UPROPS_2_EMOJI=28,
+    UPROPS_2_EMOJI_PRESENTATION,
+    UPROPS_2_EMOJI_MODIFIER,
+    UPROPS_2_EMOJI_MODIFIER_BASE,
+};
+
 #define UPROPS_LB_MASK          0x03f00000
 #define UPROPS_LB_SHIFT         20