Revert of Remove webrtc/libjingle/{xmllite,xmpp}

webrtc/libjingle/xmpp/presenceouttask.h

+/*
+ *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef WEBRTC_LIBJINGLE_XMPP_PRESENCEOUTTASK_H_
+#define WEBRTC_LIBJINGLE_XMPP_PRESENCEOUTTASK_H_
+
+#include "webrtc/libjingle/xmpp/presencestatus.h"
+#include "webrtc/libjingle/xmpp/xmppengine.h"
+#include "webrtc/libjingle/xmpp/xmpptask.h"
+
+namespace buzz {
+
+class PresenceOutTask : public XmppTask {
+public:
+  explicit PresenceOutTask(XmppTaskParentInterface* parent)
+      : XmppTask(parent) {}
+  virtual ~PresenceOutTask() {}
+
+  XmppReturnStatus Send(const PresenceStatus & s);
+  XmppReturnStatus SendDirected(const Jid & j, const PresenceStatus & s);
+  XmppReturnStatus SendProbe(const Jid& jid);
+
+  virtual int ProcessStart();
+private:
+  XmlElement * TranslateStatus(const PresenceStatus & s);
+};
+
+}
+
+#endif  // WEBRTC_LIBJINGLE_XMPP_PRESENCEOUTTASK_H_