Throw failure to upload as an ApplicationException.

sdk/lib/_internal/pub/lib/src/command_lish.dart

Index: sdk/lib/_internal/pub/lib/src/command_lish.dart
diff --git a/sdk/lib/_internal/pub/lib/src/command_lish.dart b/sdk/lib/_internal/pub/lib/src/command_lish.dart
index 4d97b52afbcf6b37caed2b19d12ce918c47f3c97..4ab28c8b5b0e9c9f0a00886ee615587383386b07 100644
--- a/sdk/lib/_internal/pub/lib/src/command_lish.dart
+++ b/sdk/lib/_internal/pub/lib/src/command_lish.dart
@@ -90,7 +90,7 @@ class LishCommand extends PubCommand {
         // TODO(nweiz): the response may have XML-formatted information about
         // the error. Try to parse that out once we have an easily-accessible
         // XML parser.
-        throw new Exception('Failed to upload the package.');
+        throw new ApplicationException('Failed to upload the package.');
       } else if (urisEqual(Uri.parse(url.origin), Uri.parse(server.origin))) {
         handleJsonError(error.response);
       } else {