diff --git a/telecomm/java/android/telecom/Connection.java b/telecomm/java/android/telecom/Connection.java
index 4604cd2..5f33a3d 100755
--- a/telecomm/java/android/telecom/Connection.java
+++ b/telecomm/java/android/telecom/Connection.java
@@ -3358,7 +3358,6 @@
         private boolean mImmutable = false;
         public FailureSignalingConnection(DisconnectCause disconnectCause) {
             setDisconnected(disconnectCause);
-            mImmutable = true;
         }
 
         public void checkImmutable() {
diff --git a/telecomm/java/android/telecom/TelecomManager.java b/telecomm/java/android/telecom/TelecomManager.java
index a7024f9..19a1021e 100644
--- a/telecomm/java/android/telecom/TelecomManager.java
+++ b/telecomm/java/android/telecom/TelecomManager.java
@@ -326,6 +326,14 @@
             "android.telecom.extra.CALL_CREATED_TIME_MILLIS";
 
     /**
+     * Optional extra for incoming and outgoing calls containing a long which specifies the Epoch
+     * time the call was created.
+     * @hide
+     */
+    public static final String EXTRA_CALL_CREATED_EPOCH_TIME_MILLIS =
+            "android.telecom.extra.CALL_CREATED_EPOCH_TIME_MILLIS";
+
+    /**
      * Optional extra for incoming and outgoing calls containing a long which specifies the time
      * telecom began routing the call. This value is in milliseconds since boot.
      * @hide