Issue #928: HikariJNDIFactory should not throw a NamingException when !"javax.sql.DataSource".equals(ref.getClassName()).

src/main/java/com/zaxxer/hikari/HikariJNDIFactory.java

@@ -57,9 +57,7 @@ public class HikariJNDIFactory implements ObjectFactory
          }
          return createDataSource(properties, nameCtx);
       }
-      else {
+      return null;
-         return null;
-      }
    }
 
    private DataSource createDataSource(final Properties properties, final Context context) throws NamingException