MediaScanner: Clear file path before deleting records to avoid accidental file deletions

            }

            if (fileMissing) {

                // Clear the file path to prevent the _DELETE_FILE database hook

                // in the media provider from deleting the file.

                // If the file is truly gone the delete is unnecessary, and we want to avoid

                // accidentally deleting files that are really there.

                ContentValues values = new ContentValues();

                values.put(Files.FileColumns.DATA, "");

                values.put(Files.FileColumns.DATE_MODIFIED, 0);

                mMediaProvider.update(ContentUris.withAppendedId(mFilesUri, entry.mRowId),

                        values, null, null);

                // do not delete missing playlists, since they may have been modified by the user.

                // the user can delete them in the media player instead.

                // instead, clear the path and lastModified fields in the row

                MediaFile.MediaFileType mediaFileType = MediaFile.getFileType(path);

                int fileType = (mediaFileType == null ? 0 : mediaFileType.fileType);

                if (MediaFile.isPlayListFileType(fileType)) {

                    ContentValues values = new ContentValues();

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

                    values.put(MediaStore.Audio.Playlists.DATE_MODIFIED, 0);

                    mMediaProvider.update(ContentUris.withAppendedId(mPlaylistsUri, entry.mRowId),

                            values, null, null);

                } else {

                if (!MediaFile.isPlayListFileType(fileType)) {

                    mMediaProvider.delete(ContentUris.withAppendedId(mFilesUri, entry.mRowId),

                            null, null);

                    iterator.remove();