Add missing header

To use boost::optional need to include boost/optional/optional_io.hpp header

Change-Id: Ibdb54ad961eb041603bfe454445bc80a07606c1f
Signed-off-by: Ilho Kim <ilho159.kim@samsung.com>

diff --git a/test/unit_tests/launch_screen_handler_unittest.cc b/test/unit_tests/launch_screen_handler_unittest.cc
index 56ff53b66c0c58cfad0f9ca6e15747c4bf0d23b8..eb9c71a98cb36ab5ab12c9c886544fc9f2090d0b 100644 (file)
--- a/test/unit_tests/launch_screen_handler_unittest.cc
+++ b/test/unit_tests/launch_screen_handler_unittest.cc
@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 #include <boost/filesystem/path.hpp>
+#include <boost/optional/optional_io.hpp>
 
 #include <gtest/gtest.h>