Adding support for calling into SystemNavigationGestureSettings

For taskbar pinning feasture we need to link user to navigation mode system settings,
this CL will create
- New NavigationModeSettingsActivity
- Intent Filter to invoke SystemNavigationGestureSettings

Test: Manual
Bug: 279069606
Flag: not needed
Change-Id: I55b47d158d18bcb075329f795f15b2e6fc2ea810

AndroidManifest.xml

@@ -1002,6 +1002,22 @@
                        android:value="true"/>
         </activity>
 
+        <activity
+            android:name=".Settings$NavigationModeSettingsActivity"
+            android:label="@string/system_navigation_title"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="com.android.settings.NAVIGATION_MODE_SETTINGS"/>
+                <category android:name="android.intent.category.DEFAULT"/>
+            </intent-filter>
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                android:value="com.android.settings.gestures.SystemNavigationGestureSettings"/>
+            <meta-data android:name="com.android.settings.HIGHLIGHT_MENU_KEY"
+                android:value="@string/menu_key_system"/>
+            <meta-data android:name="com.android.settings.PRIMARY_PROFILE_CONTROLLED"
+                android:value="true"/>
+        </activity>
+
         <activity
             android:name=".Settings$RegionalPreferencesActivity"
             android:label="@string/regional_preferences_title"

src/com/android/settings/Settings.java

@@ -135,6 +135,8 @@ public class Settings extends SettingsActivity {
     /** Activity for the regional preferences settings. */
     public static class RegionalPreferencesActivity extends SettingsActivity { /* empty */ }
     public static class KeyboardSettingsActivity extends SettingsActivity { /* empty */ }
+    /** Activity for the navigation mode settings. */
+    public static class NavigationModeSettingsActivity extends SettingsActivity { /* empty */ }
     public static class UserDictionarySettingsActivity extends SettingsActivity { /* empty */ }
     public static class DarkThemeSettingsActivity extends SettingsActivity { /* empty */ }
     public static class DisplaySettingsActivity extends SettingsActivity { /* empty */ }

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

@@ -419,5 +419,6 @@ public class SettingsGateway {
             Settings.ModuleLicensesActivity.class.getName(),
             UserBackupSettingsActivity.class.getName(),
             Settings.MemtagPageActivity.class.getName(),
+            Settings.NavigationModeSettingsActivity.class.getName(),
     };
 }