Removed comment about needing a lock in thread main.  Access through boost::shared_ptr is thread safe

Reviewed By: none

Test Plan: N.A.


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665076 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/concurrency/PosixThreadFactory.cpp b/lib/cpp/src/concurrency/PosixThreadFactory.cpp
index 972c1c1..675e95d 100644
--- a/lib/cpp/src/concurrency/PosixThreadFactory.cpp
+++ b/lib/cpp/src/concurrency/PosixThreadFactory.cpp
@@ -114,7 +114,6 @@
 };
 
 void* PthreadThread::threadMain(void* arg) {
-  // XXX need a lock here when testing thread state
   shared_ptr<PthreadThread> thread = *(shared_ptr<PthreadThread>*)arg;
   delete reinterpret_cast<shared_ptr<PthreadThread>*>(arg);