openpgp: Allow generic types in assert_send_and_sync!.

- Use generics and the anonmymous lifetime in `assert_send_and_sync!`.

- See 627.

1 files changed, 1 insertions, 1 deletions

diff --git a/openpgp/src/cert/amalgamation/iter.rs b/openpgp/src/cert/amalgamation/iter.rs
index 7af884d3..9e01911c 100644
--- a/openpgp/src/cert/amalgamation/iter.rs
+++ b/openpgp/src/cert/amalgamation/iter.rs
@@ -90,7 +90,7 @@ pub struct ComponentAmalgamationIter<'a, C> {
     cert: &'a Cert,
     iter: slice::Iter<'a, ComponentBundle<C>>,
 }
-assert_send_and_sync!{ComponentAmalgamationIter<'a, UserID>, 'a}
+assert_send_and_sync!{ComponentAmalgamationIter<'_, C>, C}
 
 /// An iterator over `UserIDAmalgamtion`s.
 ///