diff -r 000000000000 -r 6474c204b198 mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/AuthCache.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/AuthCache.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,49 @@
+/*
+ * ====================================================================
+ *
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You under the Apache License, Version 2.0
+ *  (the "License"); you may not use this file except in compliance with
+ *  the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package ch.boye.httpclientandroidlib.client;
+
+import ch.boye.httpclientandroidlib.HttpHost;
+import ch.boye.httpclientandroidlib.auth.AuthScheme;
+
+/**
+ * Abstract {@link AuthScheme} cache. Initialized {@link AuthScheme} objects
+ * from this cache can be used to preemptively authenticate against known
+ * hosts.
+ *
+ * @since 4.1
+ */
+public interface AuthCache {
+
+    void put(HttpHost host, AuthScheme authScheme);
+
+    AuthScheme get(HttpHost host);
+
+    void remove(HttpHost host);
+
+    void clear();
+
+}