THRIFT-4417: Fix broken fb303 build, that occurred after conversion to stdcxx::shared_ptr
Patch: Stanislav Korolev

This closes #1439
diff --git a/contrib/fb303/cpp/FacebookBase.h b/contrib/fb303/cpp/FacebookBase.h
index 2159c95..daa5246 100644
--- a/contrib/fb303/cpp/FacebookBase.h
+++ b/contrib/fb303/cpp/FacebookBase.h
@@ -22,6 +22,7 @@
 
 #include "FacebookService.h"
 
+#include <boost/shared_ptr.hpp>
 #include <thrift/server/TServer.h>
 #include <thrift/concurrency/Mutex.h>