Add SettingsPolicy to control BT feature

Fixes: 130302238
Test: RunSettingsRoboTests
Change-Id: I7e1bf55c476f8e4d3dec7a7dfc0e8d44e5bd53ae

src/com/android/settings/core/SettingsUIDeviceConfig.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.core;
+
+/**
+ * Class to store keys for settings related features, which comes from
+ * {@link android.provider.DeviceConfig}
+ */
+public class SettingsUIDeviceConfig {
+    /**
+     * {@code true} if slice settings is enabled in BT device detail page
+     */
+    public static final String BT_SLICE_SETTINGS_ENABLED = "bt_slice_settings_enabled";
+    /**
+     * {@code true} if advanced header is enabled in BT device detail page
+     */
+    public static final String BT_ADVANCED_HEADER_ENABLED = "bt_advanced_header_enabled";
+    /**
+     * {@code true} if near by device suggestion is enabled in connected device page
+     */
+    public static final String BT_NEAR_BY_SUGGESTION_ENABLED = "bt_near_by_suggestion_enabled";
+}