Directly use BaseIndexableProvider

- Add function getXmlResourceId, Fragments don't need to write
xml resource id twice.
- Remove getPreferenceControllers from Indexable.java. Because it will
move to SettingsLib later for other apps which don't need this function

Bug: 135053028
Test: robolectric
Change-Id: I1e74519aecdea3dde64a5aea79f08d766dbc0003

src/com/android/settings/nfc/PaymentSettings.java

@@ -24,7 +24,6 @@ import android.content.pm.UserInfo;
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.provider.SearchIndexableResource;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
@@ -36,9 +35,6 @@ import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settingslib.search.SearchIndexable;
 
-import java.util.Arrays;
-import java.util.List;
-
 
 @SearchIndexable
 public class PaymentSettings extends DashboardFragment {
@@ -58,7 +54,7 @@ public class PaymentSettings extends DashboardFragment {
 
     @Override
     protected int getPreferenceScreenResId() {
-        return R.xml.nfc_payment_settings;
+        return SEARCH_INDEX_DATA_PROVIDER.getXmlResourceId();
     }
 
     @Override
@@ -101,7 +97,7 @@ public class PaymentSettings extends DashboardFragment {
         menuItem.setShowAsActionFlags(MenuItem.SHOW_AS_ACTION_NEVER);
     }
 
-    public static final SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
             new BaseSearchIndexProvider(R.xml.nfc_payment_settings) {
 
                 @Override