Add extras to Connections/Calls. (2/3)

Two major changes:
1) Add the notion of extras to a Connection.  These extras will be
parceled through to InCallService as Call.getExtras()
2) The previously existing Call.getExtras() has been renamed to
getIntentExtras(). This name better describes the fact that these
particular extras are from the original CALL or INCOMING_CALL intents.

Change-Id: I4eed1e1bb47e83f8ba5c843cab7e7e492a297c71
diff --git a/src/com/android/server/telecom/CallsManager.java b/src/com/android/server/telecom/CallsManager.java
index 3ec7049..df12277 100644
--- a/src/com/android/server/telecom/CallsManager.java
+++ b/src/com/android/server/telecom/CallsManager.java
@@ -1119,6 +1119,7 @@
         call.setVideoState(parcelableConference.getVideoState());
         call.setVideoProvider(parcelableConference.getVideoProvider());
         call.setStatusHints(parcelableConference.getStatusHints());
+        call.setExtras(parcelableConference.getExtras());
 
         // TODO: Move this to be a part of addCall()
         call.addListener(this);