ImportKeys: Refactoring

- Avoid instanceof and duplicated code

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/EmailKeyHelper.java

@@ -57,11 +57,13 @@ public class EmailKeyHelper {
             // Put them in a list and import
             ArrayList<ParcelableKeyRing> keys = new ArrayList<>(entries.size());
             for (ImportKeysListEntry entry : entries) {
-                keys.add(new ParcelableKeyRing(entry.getFingerprintHex(), entry.getKeyIdHex()));
+                keys.add(new ParcelableKeyRing(entry.getFingerprintHex(), entry.getKeyIdHex(), null,
+                        null));
             }
             mKeyList = keys;
             mKeyserver = keyserver;
         }
+
         @Override
         public ImportKeyringParcel createOperationInput() {
             return new ImportKeyringParcel(mKeyList, mKeyserver);