DO NOT MERGE Moved Wifi InformationElement parsing to a common utility class

Cherry-picked from 97c46ef28632f275665384d64cf42b698ca70255
Change-Id: Iaa0cfc39ac4df375f80f01cf59eb5f0d0ae61879
diff --git a/wifi/java/android/net/wifi/ScanResult.java b/wifi/java/android/net/wifi/ScanResult.java
index 8a20012..dc06789 100644
--- a/wifi/java/android/net/wifi/ScanResult.java
+++ b/wifi/java/android/net/wifi/ScanResult.java
@@ -309,6 +309,15 @@
      * @hide
      */
     public static class InformationElement {
+        public static final int EID_SSID = 0;
+        public static final int EID_BSS_LOAD = 11;
+        public static final int EID_HT_OPERATION = 61;
+        public static final int EID_INTERWORKING = 107;
+        public static final int EID_ROAMING_CONSORTIUM = 111;
+        public static final int EID_EXTENDED_CAPS = 127;
+        public static final int EID_VHT_OPERATION = 192;
+        public static final int EID_VSA = 221;
+
         public int id;
         public byte[] bytes;