Fix documenation IMS registration state.

Bug: 11599127
Change-Id: Id0016bca45ea84983c9280f55b0b1ccdcececc03
diff --git a/src/java/com/android/internal/telephony/CommandsInterface.java b/src/java/com/android/internal/telephony/CommandsInterface.java
index ce7f6f3..99274f8 100644
--- a/src/java/com/android/internal/telephony/CommandsInterface.java
+++ b/src/java/com/android/internal/telephony/CommandsInterface.java
@@ -110,14 +110,12 @@
     RadioState getRadioState();
 
     /**
-     * response.obj.result is an int[3]
+     * response.obj.result is an int[2]
      *
      * response.obj.result[0] is IMS registration state
      *                        0 - Not registered
      *                        1 - Registered
-     * response.obj.result[1] is bitmap of supported services
-     *                        & 0x1 - SMS supported
-     * response.obj.result[2 ] is of type RILConstants.GSM_PHONE or
+     * response.obj.result[1] is of type RILConstants.GSM_PHONE or
      *                                    RILConstants.CDMA_PHONE
      */
     void getImsRegistrationState(Message result);