MediaScanner: Make sure name field is set for file based playlists

        if (lastSlash < 0) throw new IllegalArgumentException("bad path " + path);

        Uri uri, membersUri;

        long rowId = entry.mRowId;

        if (rowId == 0) {

            // Create a new playlist

        // make sure we have a name

        String name = values.getAsString(MediaStore.Audio.Playlists.NAME);

        if (name == null) {

            name = values.getAsString(MediaStore.MediaColumns.TITLE);

            if (name == null) {

                // extract name from file name

                int lastDot = path.lastIndexOf('.');

            String name = (lastDot < 0 ? path.substring(lastSlash + 1) : path.substring(lastSlash + 1, lastDot));

                name = (lastDot < 0 ? path.substring(lastSlash + 1)

                        : path.substring(lastSlash + 1, lastDot));

            }

        }

        values.put(MediaStore.Audio.Playlists.NAME, name);

            values.put(MediaStore.Audio.Playlists.DATA, path);

        values.put(MediaStore.Audio.Playlists.DATE_MODIFIED, entry.mLastModified);

        if (rowId == 0) {

            values.put(MediaStore.Audio.Playlists.DATA, path);

            uri = mMediaProvider.insert(mPlaylistsUri, values);

            rowId = ContentUris.parseId(uri);

            membersUri = Uri.withAppendedPath(uri, Playlists.Members.CONTENT_DIRECTORY);

        } else {

            uri = ContentUris.withAppendedId(mPlaylistsUri, rowId);

            // update lastModified value of existing playlist

            values.put(MediaStore.Audio.Playlists.DATE_MODIFIED, entry.mLastModified);

            mMediaProvider.update(uri, values, null, null);

            // delete members of existing playlist