openpgp: Change KeyIter::key_flags to not require an owned KeyFlags.

  - Instead of taking a `KeyFlags`, change `KeyIter::key_flags` to
    take a `Borrow<KeyFlags>`.

  - Update callers to pass a reference instead of cloning.

1 files changed, 2 insertions, 2 deletions

diff --git a/tool/src/commands/mod.rs b/tool/src/commands/mod.rs
index b4ea9037..cde1e664 100644
--- a/tool/src/commands/mod.rs
+++ b/tool/src/commands/mod.rs
@@ -112,8 +112,8 @@ pub fn encrypt(mapping: &mut store::Mapping,
     let mut recipient_subkeys: Vec<Recipient> = Vec::new();
     for cert in certs.iter() {
         let mut count = 0;
-        for key in cert.keys().alive().revoked(false).
-            key_flags(mode.clone()).map(|ka| ka.key())
+        for key in cert.keys().alive().revoked(false)
+            .key_flags(&mode).map(|ka| ka.key())
         {
             recipient_subkeys.push(key.into());
             count += 1;