Fix disconnect log printf in ConnectionService.

Bug: 17534940
Change-Id: I41499701d1f7a3ab0816624d27094c6c86fb5b01
diff --git a/telecomm/java/android/telecom/ConnectionService.java b/telecomm/java/android/telecom/ConnectionService.java
index 0da0adb..8e4b17c 100644
--- a/telecomm/java/android/telecom/ConnectionService.java
+++ b/telecomm/java/android/telecom/ConnectionService.java
@@ -400,7 +400,7 @@
         @Override
         public void onDisconnected(Connection c, DisconnectCause disconnectCause) {
             String id = mIdByConnection.get(c);
-            Log.d(this, "Adapter set disconnected %d %s", disconnectCause);
+            Log.d(this, "Adapter set disconnected %s", disconnectCause);
             mAdapter.setDisconnected(id, disconnectCause);
         }