Final cleanup of io_data_t now that I recognize the bizarre way in which it shares output buffers (not sure how this ever worked before)

1 files changed, 0 insertions, 1 deletions

diff --git a/history.h b/history.h
index 27b1c10c..4e825fdb 100644
--- a/history.h
+++ b/history.h
@@ -14,7 +14,6 @@
 #include <list>
 #include <tr1/memory>
 #include <set>
-using std::tr1::shared_ptr;
 
 typedef std::list<wcstring> path_list_t;