Add Game settings support.

Add Game settings page under Apps so that users can access game related
features and toggle settings.

Bug: b/185822999
Test: make ROBOTEST_FILTER=GameSettingsPreferenceControllerTest RunSettingsRoboTests
Change-Id: I923ba70536b7f68b5330a508b8dabf27e33f4c55

src/com/android/settings/applications/GameSettingsFeatureProvider.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2021 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.applications;
+
+import android.content.Context;
+
+/**
+ * Provider for Game Settings related feature.
+ */
+public interface GameSettingsFeatureProvider {
+    /**
+     * Returns true if the feature is supported.
+     */
+    boolean isSupported(Context context);
+
+    /**
+     * Launch GameSettings
+     */
+    void launchGameSettings(Context context);
+}