Changing usage of carrier name field of SubInfoRecord

Bug: 19476304
Change-Id: Ia16465584cf31858bbf1ae36cfdbf21184de10d7
diff --git a/telephony/java/android/telephony/SubscriptionInfo.java b/telephony/java/android/telephony/SubscriptionInfo.java
index ca3c636..37ffa06 100644
--- a/telephony/java/android/telephony/SubscriptionInfo.java
+++ b/telephony/java/android/telephony/SubscriptionInfo.java
@@ -62,7 +62,8 @@
     private CharSequence mDisplayName;
 
     /**
-     * The string displayed to the user that identifies Subscription Provider Name
+     * String that identifies SPN/PLMN
+     * TODO : Add a new field that identifies only SPN for a sim
      */
     private CharSequence mCarrierName;