IMS: Propagate RTT capability of the called party to UI.

Propagate RTT capability of the called party to UI

Test: Manual

Bug: 80063808
Change-Id: I406abd376cdc6a2d2007536f4b0fe2d81e55105c
diff --git a/src/com/android/services/telephony/TelephonyConnection.java b/src/com/android/services/telephony/TelephonyConnection.java
old mode 100755
new mode 100644
index 6814a00..e675dd9
--- a/src/com/android/services/telephony/TelephonyConnection.java
+++ b/src/com/android/services/telephony/TelephonyConnection.java
@@ -2492,6 +2492,10 @@
         capabilities = changeBitmask(capabilities, CAPABILITY_SUPPORTS_VT_LOCAL_BIDIRECTIONAL,
                 isLocalVideoSupported);
 
+        capabilities = changeBitmask(capabilities, CAPABILITY_REMOTE_PARTY_SUPPORTS_RTT,
+                (mOriginalConnectionCapabilities & Capability.SUPPORTS_RTT_REMOTE)
+                == Capability.SUPPORTS_RTT_REMOTE);
+
         return capabilities;
     }