[gnote] Remove screen parameter from show_help

[Aurimas Černius <aurimasc src gnome org>]

commit 634c47e77039b20171dfa3b5a232e597c78d8aa5
Author: Aurimas Černius <aurisc4 gmail com>
Date:   Sun Jul 23 12:45:29 2017 +0300

    Remove screen parameter from show_help

 .../tableofcontents/tableofcontentsnoteaddin.cpp   |    4 ++--
 src/gnote.cpp                                      |    3 +--
 src/notewindow.cpp                                 |    3 +--
 src/recentchanges.cpp                              |    2 +-
 src/utils.cpp                                      |    3 +--
 src/utils.hpp                                      |    3 +--
 6 files changed, 7 insertions(+), 11 deletions(-)
---
diff --git a/src/addins/tableofcontents/tableofcontentsnoteaddin.cpp 
b/src/addins/tableofcontents/tableofcontentsnoteaddin.cpp
index 2fc454d..d970061 100644
--- a/src/addins/tableofcontents/tableofcontentsnoteaddin.cpp
+++ b/src/addins/tableofcontents/tableofcontentsnoteaddin.cpp
@@ -3,7 +3,7 @@
  *  It lists note's table of contents in a menu.
  *
  * Copyright (C) 2013 Luc Pionchon <pionchon luc gmail com>
- * Copyright (C) 2013,2015-2016 Aurimas Cernius <aurisc4 gmail com>
+ * Copyright (C) 2013,2015-2017 Aurimas Cernius <aurisc4 gmail com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -381,7 +381,7 @@ void TableofcontentsNoteAddin::on_toc_help_activated()
 {
   gnote::NoteWindow* window = get_window();
   gnote::utils::show_help("gnote", "addin-tableofcontents",
-    window->get_screen()->gobj(), dynamic_cast<Gtk::Window*>(window->host()));
+    dynamic_cast<Gtk::Window*>(window->host()));
 }
 
 
diff --git a/src/gnote.cpp b/src/gnote.cpp
index c10d199..9921455 100644
--- a/src/gnote.cpp
+++ b/src/gnote.cpp
@@ -260,8 +260,7 @@ namespace gnote {
 
   void Gnote::on_show_help_action(const Glib::VariantBase&)
   {
-    GdkScreen *cscreen = NULL;
-    utils::show_help("gnote", "", cscreen, NULL);
+    utils::show_help("gnote", "", &get_main_window());
   }
 
   void Gnote::on_show_help_shortcust_action(const Glib::VariantBase&)
diff --git a/src/notewindow.cpp b/src/notewindow.cpp
index 3214e23..2e117b0 100644
--- a/src/notewindow.cpp
+++ b/src/notewindow.cpp
@@ -556,8 +556,7 @@ namespace gnote {
 
   void NoteWindow::open_help_activate()
   {
-    utils::show_help("gnote", "editing-notes", get_screen()->gobj(),
-                     dynamic_cast<Gtk::Window*>(host()));
+    utils::show_help("gnote", "editing-notes", dynamic_cast<Gtk::Window*>(host()));
   }
 
   void NoteWindow::change_depth_right_handler()
diff --git a/src/recentchanges.cpp b/src/recentchanges.cpp
index e0e69b2..0de45b6 100644
--- a/src/recentchanges.cpp
+++ b/src/recentchanges.cpp
@@ -432,7 +432,7 @@ namespace gnote {
       }
       break;
     case GDK_KEY_F1:
-      utils::show_help("gnote", "", get_screen()->gobj(), this);
+      utils::show_help("gnote", "", this);
       break;
     default:
       break;
diff --git a/src/utils.cpp b/src/utils.cpp
index b89af67..27d9919 100644
--- a/src/utils.cpp
+++ b/src/utils.cpp
@@ -152,8 +152,7 @@ namespace gnote {
     }
 
 
-    void show_help(const Glib::ustring & filename, const Glib::ustring & link_id,
-                   GdkScreen *screen, Gtk::Window *parent)
+    void show_help(const Glib::ustring & filename, const Glib::ustring & link_id, Gtk::Window *parent)
     {
       // "help:" URIs are "help:document[/page][?query][#frag]"
       // See resolve_help_uri () at,
diff --git a/src/utils.hpp b/src/utils.hpp
index 8336138..a1ae8ec 100644
--- a/src/utils.hpp
+++ b/src/utils.hpp
@@ -51,8 +51,7 @@ namespace gnote {
 
     void popup_menu(Gtk::Menu &menu, const GdkEventButton *);
 
-    void show_help(const Glib::ustring & filename, const Glib::ustring & link_id,
-                   GdkScreen *screen, Gtk::Window *parent);
+    void show_help(const Glib::ustring & filename, const Glib::ustring & link_id, Gtk::Window *parent);
     void open_url(const Glib::ustring & url);
     void show_opening_location_error(Gtk::Window * parent,
                                      const Glib::ustring & url,