Add current.txt changes after ag/802770

Change-Id: I0eeee09aec0d004f37c643b465cd24ddb2ae4e26
diff --git a/v4/api/current.txt b/v4/api/current.txt
index 74ed0f0..1d17a08 100644
--- a/v4/api/current.txt
+++ b/v4/api/current.txt
@@ -3124,6 +3124,7 @@
     method public void setStatusBarBackgroundColor(int);
     field public static final int LOCK_MODE_LOCKED_CLOSED = 1; // 0x1
     field public static final int LOCK_MODE_LOCKED_OPEN = 2; // 0x2
+    field public static final int LOCK_MODE_UNDEFINED = 3; // 0x3
     field public static final int LOCK_MODE_UNLOCKED = 0; // 0x0
     field public static final int STATE_DRAGGING = 1; // 0x1
     field public static final int STATE_IDLE = 0; // 0x0