Fill in a stub parameter to startKeyguardExit

startKeyguardExitAnimation doesn't use this any more on aosp but it's
cleaner to fill it in with a correct value anyway in case it is used
in the future or downstream

Change-Id: Ic23fff0f14b9278be2362cfb1da307821ae3851e
Test: N/A
Bug: 343598832
Flag: com.android.window.flags.keyguard_going_away_timeout
diff --git a/services/core/java/com/android/server/wm/KeyguardController.java b/services/core/java/com/android/server/wm/KeyguardController.java
index e18ca85..5d8a96c 100644
--- a/services/core/java/com/android/server/wm/KeyguardController.java
+++ b/services/core/java/com/android/server/wm/KeyguardController.java
@@ -51,6 +51,7 @@
 import android.annotation.Nullable;
 import android.os.IBinder;
 import android.os.RemoteException;
+import android.os.SystemClock;
 import android.os.Trace;
 import android.util.Slog;
 import android.util.SparseArray;
@@ -619,7 +620,8 @@
             }
             state.mKeyguardGoingAway = false;
             state.writeEventLog("goingAwayTimeout");
-            mWindowManager.mPolicy.startKeyguardExitAnimation(0);
+            mWindowManager.mPolicy.startKeyguardExitAnimation(
+                    SystemClock.uptimeMillis() - GOING_AWAY_TIMEOUT_MS);
         }
     };