MWI,phantom call,Suppl services, error codes

1. IMS MWI Feature
- Add new API to update waiting
voice message count, for UI
propagation based on RFC 3842

2. phantom call support

Supplementary services

3. IMS : Incoming Call Barring
- Modified existing API to support
   request like registration,activation,
   deactivation,erasure,interogation.

4.Unsol supplementary service notification
- send unsol supplementary notification to UI
- add call history info

Miscellaneous
5. Ims: Originate conference call in DIALING state

6. IMS: Addition of Extras to ImsCallProfile
- Add EXTRA string definitions to ImsCallProfile

7. IMS: Definition of error code
- answered elsewhere
- FDN call failure

8.
- Propagate IMS supplementary services to telephony framework
- Introduce call forwarding history info.

Bug: 21725750
Squash of 2 earlier CLs:
         Change-Id: I52a64e9a5df3479189f62921a01655a50fb386fc
         Change-Id: Idc3a433785e84a3d683cbcfc7fb90f0b89dced12

Change-Id: I428ce3c6a043e43b86dea41622e0a828d8b45e53
diff --git a/telephony/java/com/android/ims/ImsCallProfile.java b/telephony/java/com/android/ims/ImsCallProfile.java
index 2c4354b..f263b4d 100644
--- a/telephony/java/com/android/ims/ImsCallProfile.java
+++ b/telephony/java/com/android/ims/ImsCallProfile.java
@@ -174,11 +174,19 @@
      *  cna : Calling name
      *  ussd : For network-initiated USSD, MT only
      *  remote_uri : Connected user identity (it can be used for the conference)
+     *  ChildNum: Child number info.
+     *  Codec: Codec info.
+     *  DisplayText: Display text for the call.
+     *  AdditionalCallInfo: Additional call info.
      */
     public static final String EXTRA_OI = "oi";
     public static final String EXTRA_CNA = "cna";
     public static final String EXTRA_USSD = "ussd";
     public static final String EXTRA_REMOTE_URI = "remote_uri";
+    public static final String EXTRA_CHILD_NUMBER = "ChildNum";
+    public static final String EXTRA_CODEC = "Codec";
+    public static final String EXTRA_DISPLAY_TEXT = "DisplayText";
+    public static final String EXTRA_ADDITIONAL_CALL_INFO = "AdditionalCallInfo";
 
     public int mServiceType;
     public int mCallType;