make LyX compile again after changeset 17776

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@17781 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/frontends/qt4/QParagraphDialog.h b/src/frontends/qt4/QParagraphDialog.h
index fefcedd9602ef24bb32ad14a599cc98f26fefe67..7eaabe2b37318f5bd0bf89a782ab08d4abc2a88e 100644 (file)
--- a/src/frontends/qt4/QParagraphDialog.h
+++ b/src/frontends/qt4/QParagraphDialog.h
@@ -16,6 +16,7 @@
 
 #include "ui/QParagraphUi.h"
 
+#include <map>
 #include <QDialog>
 #include <QCloseEvent>
 #include "layout.h"