diff -Nru undertow-1.4.0.Final/core/src/main/java/io/undertow/client/JettyALPNClientProvider.java undertow-1.4.0.Final.alpn-api/core/src/main/java/io/undertow/client/JettyALPNClientProvider.java
--- undertow-1.4.0.Final/core/src/main/java/io/undertow/client/JettyALPNClientProvider.java	2016-08-03 01:26:17.000000000 +0200
+++ undertow-1.4.0.Final.alpn-api/core/src/main/java/io/undertow/client/JettyALPNClientProvider.java	2016-08-20 23:10:53.879207573 +0200
@@ -161,11 +161,6 @@
         }
 
         @Override
-        public boolean supports() {
-            return true;
-        }
-
-        @Override
         public List<String> protocols() {
             return protocols;
         }