Index: utils/archive/archive.dart |
=================================================================== |
--- utils/archive/archive.dart (revision 12258) |
+++ utils/archive/archive.dart (working copy) |
@@ -13,8 +13,8 @@ |
// TODO(nweiz): Remove this when 3071 is fixed. |
/** An error raised by the archive library. */ |
-interface ArchiveException { |
- /** A description of the error that occurred. */ |
+abstract class ArchiveException { |
+ /** A description of the error that occurred. */ |
final String message; |
/** The error code for the error, or null. */ |