[Gui] Expression: remove unused includes

src/Gui/ExpressionCompleter.cpp

@@ -23,27 +23,24 @@
 #include "PreCompiled.h"
 
 #ifndef _PreComp_
-#include <QContextMenuEvent>
-#include <QStandardItem>
-#include <QStandardItemModel>
-#include <QLineEdit>
 #include <QAbstractItemView>
+#include <QContextMenuEvent>
+#include <QLineEdit>
 #include <QMenu>
 #include <QTextBlock>
 #endif
 
 #include <boost/algorithm/string/predicate.hpp>
 
-#include <Base/Tools.h>
-#include <Base/Console.h>
 #include <App/Application.h>
 #include <App/Document.h>
 #include <App/DocumentObject.h>
-#include <App/DocumentObserver.h>
-#include <App/ObjectIdentifier.h>
-#include "ExpressionCompleter.h"
 #include <App/ExpressionParser.h>
-#include <App/PropertyLinks.h>
+#include <App/ObjectIdentifier.h>
+#include <Base/Tools.h>
+
+#include "ExpressionCompleter.h"
+
 
 FC_LOG_LEVEL_INIT("Completer",true,true)