Make Conferenceable an abstract class
Bug: 21066017
Change-Id: Ibcbccfc7b1380e417b464aed9b968cbc0a6a1cc2
diff --git a/telecomm/java/android/telecom/Connection.java b/telecomm/java/android/telecom/Connection.java
index f39f813..fba4e6a 100644
--- a/telecomm/java/android/telecom/Connection.java
+++ b/telecomm/java/android/telecom/Connection.java
@@ -47,7 +47,7 @@
* must call {@link #destroy()} to signal to the framework that the {@code Connection} is no
* longer used and associated resources may be recovered.
*/
-public abstract class Connection implements Conferenceable {
+public abstract class Connection extends Conferenceable {
public static final int STATE_INITIALIZING = 0;