am 2143ade8: am b12baad9: Add equals() funcation for SipPhone.

Merge commit '2143ade8030b8765e8744f5ff1ad90343f7fbfcd'

* commit '2143ade8030b8765e8744f5ff1ad90343f7fbfcd':
  Add equals() funcation for SipPhone.

telephony/java/com/android/internal/telephony/sip/SipPhone.java

@@ -114,6 +114,10 @@ public class SipPhone extends SipPhoneBase {
         return mProfile.getUriString();
     }
 
+    public boolean equals(SipPhone phone) {
+        return getSipUri().equals(phone.getSipUri()));
+    }
+
     public boolean canTake(Object incomingCall) {
         synchronized (SipPhone.class) {
             if (!(incomingCall instanceof SipAudioCall)) return false;