JAL-2154 simplify expression

diff --git a/src/jalview/util/DBRefUtils.java b/src/jalview/util/DBRefUtils.java
index 52629ed..a1f06e5 100755 (executable)
--- a/src/jalview/util/DBRefUtils.java
+++ b/src/jalview/util/DBRefUtils.java
@@ -534,7 +534,7 @@ public class DBRefUtils
     {
       return true;
     }
-    return (o1 == null ? o2.equals(o1) : o1.equals(o2));
+    return o1.equals(o2);
   }
 
   /**