Merge "AF: Add a helper method for querying available services." into sc-dev

import android.Manifest;

import android.annotation.NonNull;

import android.annotation.Nullable;

import android.annotation.UserIdInt;

import android.app.AppGlobals;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import android.content.pm.ServiceInfo;

import android.content.res.Resources;

import android.content.res.TypedArray;

import java.io.IOException;

import java.io.PrintWriter;

import java.util.ArrayList;

import java.util.List;

/**

 * {@link ServiceInfo} and meta-data about an {@link AutofillService}.

        return mInlineSuggestionsEnabled;

    }

    /**

     * Queries the valid autofill services available for the user.

     */

    public static List<AutofillServiceInfo> getAvailableServices(

            Context context, @UserIdInt int user) {

        final List<AutofillServiceInfo> services = new ArrayList<>();

        final List<ResolveInfo> resolveInfos =

                context.getPackageManager().queryIntentServicesAsUser(

                        new Intent(AutofillService.SERVICE_INTERFACE),

                        PackageManager.GET_META_DATA,

                        user);

        for (ResolveInfo resolveInfo : resolveInfos) {

            final ServiceInfo serviceInfo = resolveInfo.serviceInfo;

            try {

                services.add(new AutofillServiceInfo(context, serviceInfo));

            } catch (SecurityException e) {

                // Service does not declare the proper permission, ignore it.

                Log.w(TAG, "Error getting info for " + serviceInfo + ": " + e);

            }

        }

        return services;

    }

    @Override

    public String toString() {

        final StringBuilder builder = new StringBuilder();