From ec88475d2309e4b89436ef255c6a82b975457da4 Mon Sep 17 00:00:00 2001
From: Charles Dang <exodia339@gmail.com>
Date: Fri, 26 Feb 2016 07:03:52 +1100
Subject: [PATCH] tunit_create: refactored out display argument

---
 src/gui/dialogs/unit_create.cpp | 9 ++-------
 src/gui/dialogs/unit_create.hpp | 4 +---
 src/menu_events.cpp             | 2 +-
 3 files changed, 4 insertions(+), 11 deletions(-)

diff --git a/src/gui/dialogs/unit_create.cpp b/src/gui/dialogs/unit_create.cpp
index d5ccb9dc61ca..70e616c67359 100644
--- a/src/gui/dialogs/unit_create.cpp
+++ b/src/gui/dialogs/unit_create.cpp
@@ -82,11 +82,10 @@ namespace gui2
 
 REGISTER_DIALOG(unit_create)
 
-tunit_create::tunit_create(display* disp)
+tunit_create::tunit_create()
 	: gender_(last_gender)
 	, choice_(last_chosen_type_id)
 	, last_words_()
-	, disp_(disp)
 {
 }
 
@@ -412,14 +411,10 @@ bool tunit_create::filter_text_changed(ttext_* textbox, const std::string& text)
 
 void tunit_create::profile_button_callback(twindow& window)
 {
-	if(!disp_) {
-		return;
-	}
-
 	const int selected_row
 			= find_widget<tlistbox>(&window, "unit_type_list", false).get_selected_row();
 
-	help::show_unit_help(disp_->video(),
+	help::show_unit_help(window.video(),
 		units_[selected_row]->id(),
 		units_[selected_row]->show_variations_in_help(), false);
 }
diff --git a/src/gui/dialogs/unit_create.hpp b/src/gui/dialogs/unit_create.hpp
index 7c1c4ee13383..fbd6be96d68a 100644
--- a/src/gui/dialogs/unit_create.hpp
+++ b/src/gui/dialogs/unit_create.hpp
@@ -32,7 +32,7 @@ namespace gui2
 class tunit_create : public tdialog
 {
 public:
-	tunit_create(display* disp = NULL);
+	tunit_create();
 
 	/** Unit type choice from the user. */
 	const std::string& choice() const
@@ -61,8 +61,6 @@ class tunit_create : public tdialog
 
 	std::vector<std::string> last_words_;
 
-	display* disp_;
-
 	/** Inherited from tdialog, implemented by REGISTER_DIALOG. */
 	virtual const std::string& window_id() const;
 
diff --git a/src/menu_events.cpp b/src/menu_events.cpp
index b44fdd96f4fd..3987642d4a7f 100644
--- a/src/menu_events.cpp
+++ b/src/menu_events.cpp
@@ -927,7 +927,7 @@ namespace { // Helpers for create_unit()
 		// The unit creation dialog makes sure unit types
 		// are properly cached.
 		//
-		gui2::tunit_create create_dlg(&gui);
+		gui2::tunit_create create_dlg;
 		create_dlg.show(gui.video());
 
 		if(create_dlg.no_choice()) {