Removed reference to deprecated class

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpasyncclient/trunk@1672850 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/httpasyncclient/src/examples/org/apache/http/examples/nio/client/AsyncClientCustomSSL.java b/httpasyncclient/src/examples/org/apache/http/examples/nio/client/AsyncClientCustomSSL.java
index b641772..200a330 100644
--- a/httpasyncclient/src/examples/org/apache/http/examples/nio/client/AsyncClientCustomSSL.java
+++ b/httpasyncclient/src/examples/org/apache/http/examples/nio/client/AsyncClientCustomSSL.java
@@ -35,11 +35,11 @@
 
 import org.apache.http.HttpResponse;
 import org.apache.http.client.methods.HttpGet;
-import org.apache.http.conn.ssl.SSLContexts;
 import org.apache.http.conn.ssl.TrustSelfSignedStrategy;
 import org.apache.http.impl.nio.client.CloseableHttpAsyncClient;
 import org.apache.http.impl.nio.client.HttpAsyncClients;
 import org.apache.http.nio.conn.ssl.SSLIOSessionStrategy;
+import org.apache.http.ssl.SSLContexts;
 
 /**
  * This example demonstrates how to create secure connections with a custom SSL