Always show alt bouncer text in white

Because the scrim behind the alt bouncer is black

Test: manual
Fixes: 194743722
Change-Id: I61bc0ace4d4d88e3ea8f64a075b4572b870fe782

packages/SystemUI/src/com/android/keyguard/KeyguardMessageArea.java

@@ -153,6 +153,10 @@ public class KeyguardMessageArea extends TextView implements SecurityMessageDisp
             colorState = mNextMessageColorState;
             mNextMessageColorState = ColorStateList.valueOf(DEFAULT_COLOR);
         }
+        if (mAltBouncerShowing) {
+            // alt bouncer has a black scrim, so always show the text in white
+            colorState = ColorStateList.valueOf(Color.WHITE);
+        }
         setTextColor(colorState);
     }
 

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java

@@ -1149,7 +1149,6 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
     public void showBouncerMessage(String message, ColorStateList colorState) {
         if (isShowingAlternateAuth()) {
             if (mKeyguardMessageAreaController != null) {
-                mKeyguardMessageAreaController.setNextMessageColor(colorState);
                 mKeyguardMessageAreaController.setMessage(message);
             }
         } else {