Merge "Add the new package stats query to wrapper."

import android.app.usage.StorageStatsManager;

import android.content.Context;

import android.os.UserHandle;

import android.support.annotation.VisibleForTesting;

/**

 * StorageStatsSource wraps the StorageStatsManager for testability purposes.

        return new StorageStatsSource.AppStorageStatsImpl(mStorageStatsManager.queryStatsForUid(volumeUuid, uid));

    }

    public StorageStatsSource.AppStorageStats getStatsForPackage(

            String volumeUuid, String packageName, UserHandle user) {

        return new StorageStatsSource.AppStorageStatsImpl(

                mStorageStatsManager.queryStatsForPackage(volumeUuid, packageName, user));

    }

    /**

     * Static class that provides methods for querying the amount of external storage available as

     * well as breaking it up into several media types.

        public long videoBytes;

        public long imageBytes;

        /**

         * Convenience method for testing.

         */

        public ExternalStorageStats(long totalBytes, long audioBytes, long videoBytes,

                long imageBytes) {

        /** Convenience method for testing. */

        @VisibleForTesting

        public ExternalStorageStats(

                long totalBytes, long audioBytes, long videoBytes, long imageBytes) {

            this.totalBytes = totalBytes;

            this.audioBytes = audioBytes;

            this.videoBytes = videoBytes;