Add MANAGED_PROVISIONING_DPC_DOWNLOADED.

Test: Just adding a constant
Bug: 132261064
Change-Id: I2bce277ff8f2de4614e19d5385fe6712b076f9c9

core/java/android/provider/Settings.java

@@ -5958,6 +5958,18 @@ public final class Settings {
         @Deprecated
         public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
 
+        /**
+         * Indicates whether a DPC has been downloaded during provisioning.
+         *
+         * <p>Type: int (0 for false, 1 for true)
+         *
+         * <p>If this is true, then any attempts to begin setup again should result in factory reset
+         *
+         * @hide
+         */
+        public static final String MANAGED_PROVISIONING_DPC_DOWNLOADED =
+                "managed_provisioning_dpc_downloaded";
+
         /**
          * Indicates whether the current user has completed setup via the setup wizard.
          * <p>

core/tests/coretests/src/android/provider/SettingsBackupTest.java

@@ -721,7 +721,8 @@ public class SettingsBackupTest {
                  Settings.Secure.BIOMETRIC_DEBUG_ENABLED,
                  Settings.Secure.FACE_UNLOCK_ATTENTION_REQUIRED,
                  Settings.Secure.FACE_UNLOCK_DIVERSITY_REQUIRED,
-                 Settings.Secure.FACE_UNLOCK_EDUCATION_INFO_DISPLAYED);
+                 Settings.Secure.FACE_UNLOCK_EDUCATION_INFO_DISPLAYED,
+                 Settings.Secure.MANAGED_PROVISIONING_DPC_DOWNLOADED);
 
     @Test
     public void systemSettingsBackedUpOrBlacklisted() {