Issue 4550 (1/2) Avoid "using namespace std;" in included files

[lilypond.git] / lily / staff-performer.cc

diff --git a/lily/staff-performer.cc b/lily/staff-performer.cc
index 0648d0aae8bee5c8a7214c563d54798526344092..ec4de3e9f8cabb2c66ac436e09ae22afddc168c0 100644 (file)
--- a/lily/staff-performer.cc
+++ b/lily/staff-performer.cc
@@ -31,6 +31,10 @@
 
 #include "translator.icc"
 
+using std::deque;
+using std::map;
+using std::string;
+
 /* Perform a staff. Individual notes should have their instrument
   (staff-wide) set, so we override play_element ()
 */