Add entry point for adaptive brightness settings

Test: adb shell am start -a android.settings.ADAPTIVE_BRIGHTNESS_SETTINGS
Bug: 187332145
Change-Id: Ifd81bfb3b0abc3ea10a062cb49fab20f6ef3fdfc

AndroidManifest.xml

@@ -325,6 +325,17 @@
                 android:value="true" />
         </activity>
 
+        <activity android:name=".Settings$AdaptiveBrightnessActivity"
+            android:label="@string/auto_brightness_title"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.settings.ADAPTIVE_BRIGHTNESS_SETTINGS" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                android:value="com.android.settings.display.AutoBrightnessSettings"/>
+        </activity>
+
         <activity
             android:name="Settings$ConfigureWifiSettingsActivity"
             android:label="@string/wifi_configure_settings_preference_title"

src/com/android/settings/Settings.java

@@ -322,4 +322,6 @@ public class Settings extends SettingsActivity {
      * Activity for AppDashboard.
      */
     public static class AppDashboardActivity extends SettingsActivity {}
+
+    public static class AdaptiveBrightnessActivity extends SettingsActivity { /* empty */ }
 }

src/com/android/settings/core/gateway/SettingsGateway.java

@@ -84,6 +84,7 @@ import com.android.settings.deviceinfo.StorageDashboardFragment;
 import com.android.settings.deviceinfo.aboutphone.MyDeviceInfoFragment;
 import com.android.settings.deviceinfo.firmwareversion.FirmwareVersionSettings;
 import com.android.settings.deviceinfo.legal.ModuleLicensesDashboard;
+import com.android.settings.display.AutoBrightnessSettings;
 import com.android.settings.display.NightDisplaySettings;
 import com.android.settings.display.SmartAutoRotatePreferenceFragment;
 import com.android.settings.display.darkmode.DarkModeSettingsFragment;
@@ -313,7 +314,8 @@ public class SettingsGateway {
             MediaControlsSettings.class.getName(),
             NetworkProviderSettings.class.getName(),
             AlarmsAndRemindersDetails.class.getName(),
-            MediaManagementAppsDetails.class.getName()
+            MediaManagementAppsDetails.class.getName(),
+            AutoBrightnessSettings.class.getName()
     };
 
     public static final String[] SETTINGS_FOR_RESTRICTED = {
@@ -344,6 +346,8 @@ public class SettingsGateway {
             Settings.ConfigureNotificationSettingsActivity.class.getName(),
             Settings.ManageApplicationsActivity.class.getName(),
             Settings.PaymentSettingsActivity.class.getName(),
+            // Home page > Display
+            Settings.AdaptiveBrightnessActivity.class.getName(),
             // Home page > Security & screen lock
             Settings.LocationSettingsActivity.class.getName(),
             // Home page > System