remove unneeded header and declaration

diff --git a/src/frontends/qt4/GuiDocument.h b/src/frontends/qt4/GuiDocument.h
index a84c5a500585eec6d0854120d19e37b6a9839a72..0bfbc1692e9512cd28562f49892729f0f30bc981 100644 (file)
--- a/src/frontends/qt4/GuiDocument.h
+++ b/src/frontends/qt4/GuiDocument.h
@@ -17,7 +17,6 @@
 
 #include "BufferParams.h"
 #include "BulletsModule.h"
-#include "CategorizedCombo.h"
 #include "GuiDialog.h"
 #include "GuiIdListModel.h"
 
@@ -48,7 +47,6 @@ class TextClass;
 
 namespace frontend {
 
-class CategorizedCombo;
 class FloatPlacement;
 class GuiBranches;
 class GuiIndices;