THRIFT-3943: resolve some high severity outstanding defects identified by coverity scan
Clients: C++, Lua
Patch: James E. King, III <jim.king@simplivity.com>

This closes #1109
diff --git a/lib/cpp/test/concurrency/TimerManagerTests.h b/lib/cpp/test/concurrency/TimerManagerTests.h
index f4600fc..c6fa4cf 100644
--- a/lib/cpp/test/concurrency/TimerManagerTests.h
+++ b/lib/cpp/test/concurrency/TimerManagerTests.h
@@ -42,6 +42,7 @@
     Task(Monitor& monitor, int64_t timeout)
       : _timeout(timeout),
         _startTime(Util::currentTime()),
+        _endTime(0),
         _monitor(monitor),
         _success(false),
         _done(false) {}