Api review: Settings.

Hide notification policy setting.

Bug: 28295513
Change-Id: Ic117285c3eb07cb4bf399e233adad835772b9673
diff --git a/api/current.txt b/api/current.txt
index 15fc149..a32935d 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -32545,7 +32545,6 @@
     field public static final deprecated java.lang.String DEVICE_PROVISIONED = "device_provisioned";
     field public static final java.lang.String ENABLED_ACCESSIBILITY_SERVICES = "enabled_accessibility_services";
     field public static final java.lang.String ENABLED_INPUT_METHODS = "enabled_input_methods";
-    field public static final java.lang.String ENABLED_NOTIFICATION_POLICY_ACCESS_PACKAGES = "enabled_notification_policy_access_packages";
     field public static final deprecated java.lang.String HTTP_PROXY = "http_proxy";
     field public static final java.lang.String INPUT_METHOD_SELECTOR_VISIBILITY = "input_method_selector_visibility";
     field public static final java.lang.String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
diff --git a/api/system-current.txt b/api/system-current.txt
index c489435..462a52b 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -35267,7 +35267,6 @@
     field public static final deprecated java.lang.String DEVICE_PROVISIONED = "device_provisioned";
     field public static final java.lang.String ENABLED_ACCESSIBILITY_SERVICES = "enabled_accessibility_services";
     field public static final java.lang.String ENABLED_INPUT_METHODS = "enabled_input_methods";
-    field public static final java.lang.String ENABLED_NOTIFICATION_POLICY_ACCESS_PACKAGES = "enabled_notification_policy_access_packages";
     field public static final deprecated java.lang.String HTTP_PROXY = "http_proxy";
     field public static final java.lang.String INPUT_METHOD_SELECTOR_VISIBILITY = "input_method_selector_visibility";
     field public static final java.lang.String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index d80d4be..12307c5 100755
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -5867,7 +5867,10 @@
         /**
          * Names of the packages that the current user has explicitly allowed to
          * manage notification policy configuration, separated by ':'.
+         *
+         * @hide
          */
+        @TestApi
         public static final String ENABLED_NOTIFICATION_POLICY_ACCESS_PACKAGES =
                 "enabled_notification_policy_access_packages";