Face auth messaging cleanup

Do not show timeout message, and ask user to swipe up to retry when
auth fails.

Fixes: 132465944
Test: biometric error on bouncer and LS
Test: wait for face timeout
Change-Id: Iec757f25d5f09b05ac02811e2eeef6ac98f63f16

1 files changed, 3 insertions, 1 deletions

diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardPatternView.java b/packages/SystemUI/src/com/android/keyguard/KeyguardPatternView.java
index 0e91e4109ec0..f3baf8d3fd99 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardPatternView.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardPatternView.java
@@ -438,7 +438,9 @@ public class KeyguardPatternView extends LinearLayout implements KeyguardSecurit
 
     @Override
     public void showMessage(CharSequence message, ColorStateList colorState) {
-        mSecurityMessageDisplay.setNextMessageColor(colorState);
+        if (colorState != null) {
+            mSecurityMessageDisplay.setNextMessageColor(colorState);
+        }
         mSecurityMessageDisplay.setMessage(message);
     }