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diff --git a/Plugins/jingle/libjingle/talk/base/taskrunner.h b/Plugins/jingle/libjingle/talk/base/taskrunner.h
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+/*
+ * libjingle
+ * Copyright 2004--2006, Google Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *  1. Redistributions of source code must retain the above copyright notice, 
+ *     this list of conditions and the following disclaimer.
+ *  2. Redistributions in binary form must reproduce the above copyright notice,
+ *     this list of conditions and the following disclaimer in the documentation
+ *     and/or other materials provided with the distribution.
+ *  3. The name of the author may not be used to endorse or promote products 
+ *     derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef TALK_BASE_TASKRUNNER_H__
+#define TALK_BASE_TASKRUNNER_H__
+
+#include <vector>
+
+#include "talk/base/sigslot.h"
+#include "talk/base/task.h"
+
+namespace talk_base {
+
+class Task;
+
+const int64 kSecToMsec = 1000;
+const int64 kMsecTo100ns = 10000;
+const int64 kSecTo100ns = kSecToMsec * kMsecTo100ns;
+
+class TaskRunner : public Task, public sigslot::has_slots<> {
+ public:
+  TaskRunner();
+  virtual ~TaskRunner();
+
+  virtual void WakeTasks() = 0;
+
+  // This method returns the current time in 100ns units since 1/1/1601.  This
+  // Is the GetSystemTimeAsFileTime method on windows.
+  virtual int64 CurrentTime() = 0 ;
+
+  void StartTask(Task *task);
+  void RunTasks();
+  void PollTasks();
+
+  void UpdateTaskTimeout(Task *task);
+
+  // dummy state machine - never run.
+  virtual int ProcessStart() { return STATE_DONE; }
+
+ private:
+  std::vector<Task *> tasks_;
+  Task *next_timeout_task_;
+  bool tasks_running_;
+
+  void RecalcNextTimeout(Task *exclude_task);
+};
+
+} // namespace talk_base
+
+#endif  // TASK_BASE_TASKRUNNER_H__