Unnecessary using.

diff --git a/src/lib/content.cc b/src/lib/content.cc
index bcfedb1f9e6e9019f788236eb0c440ef4f83d5f1..91faff116e65dcb8f62155a7b9f7be4bc035a387 100644 (file)
--- a/src/lib/content.cc
+++ b/src/lib/content.cc
@@ -37,7 +37,6 @@
 #include "i18n.h"
 
 using std::string;
-using std::set;
 using std::list;
 using std::cout;
 using std::vector;