Merge "High contrast mode is an experimental feature."
diff --git a/core/java/android/view/accessibility/AccessibilityManager.java b/core/java/android/view/accessibility/AccessibilityManager.java
index 6aafa34..06207a9 100644
--- a/core/java/android/view/accessibility/AccessibilityManager.java
+++ b/core/java/android/view/accessibility/AccessibilityManager.java
@@ -36,6 +36,7 @@
 import android.content.pm.ServiceInfo;
 import android.content.res.Resources;
 import android.os.Binder;
+import android.os.Build;
 import android.os.Handler;
 import android.os.IBinder;
 import android.os.Looper;
@@ -183,7 +184,7 @@
 
     boolean mIsTouchExplorationEnabled;
 
-    @UnsupportedAppUsage
+    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 123768939)
     boolean mIsHighTextContrastEnabled;
 
     AccessibilityPolicy mAccessibilityPolicy;