[gtk] Remove gtkmodules.h

[Matthias Clasen <matthiasc src gnome org>]

commit 5b4082ac87c970c1b624272bd0073ad3af50106f
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Feb 18 09:02:05 2018 -0500

    Remove gtkmodules.h
    
    We don't use these definitions anymore.
    
    Also clean up the docs wrt to modules.

 docs/reference/gtk/gtk4-sections.txt |  3 --
 docs/reference/gtk/running.sgml      | 27 ++----------------
 gtk/gtk.h                            |  1 -
 gtk/gtkmodules.c                     |  1 -
 gtk/gtkmodules.h                     | 54 ------------------------------------
 gtk/gtkprintbackend.c                |  1 -
 gtk/meson.build                      |  1 -
 7 files changed, 2 insertions(+), 86 deletions(-)
---
diff --git a/docs/reference/gtk/gtk4-sections.txt b/docs/reference/gtk/gtk4-sections.txt
index 75c71e609c..45ee4de405 100644
--- a/docs/reference/gtk/gtk4-sections.txt
+++ b/docs/reference/gtk/gtk4-sections.txt
@@ -4600,9 +4600,6 @@ gtk_main_iteration
 gtk_main_iteration_do
 gtk_main_do_event
 
-GtkModuleInitFunc
-GtkModuleDisplayInitFunc
-
 <SUBSECTION>
 gtk_grab_add
 gtk_grab_get_current
diff --git a/docs/reference/gtk/running.sgml b/docs/reference/gtk/running.sgml
index ebf9851756..e26370f12d 100644
--- a/docs/reference/gtk/running.sgml
+++ b/docs/reference/gtk/running.sgml
@@ -122,36 +122,13 @@ additional environment variables.
   </para>
 </formalpara>
 
-<formalpara>
-  <title><envar>GTK3_MODULES</envar></title>
-
-  <para>
-    A list of modules to load. Note that GTK+ also allows to specify modules to load via a commandline 
option (<option>--gtk-module</option>) and with the <literal>gtk-modules</literal> setting.
-  </para>
-</formalpara>
-
-<formalpara>
-  <title><envar>GTK_MODULES</envar></title>
-
-  <para>
-    A list of modules to load in addition to the ones in the <envar>GTK3_MODULES</envar> variable.
-  </para>
-  <warning>
-    Note that this environment variable is read by GTK+ 2.x too,
-    which may not have the same set of modules available for loading.
-    Use <envar>GTK3_MODULES</envar> for modules that are only compatible
-    with GTK+ 3.
-  </warning>
-</formalpara>
-
 <formalpara id="gtk-path">
   <title><envar>GTK_PATH</envar></title>
 
   <para>
     Specifies a list of directories to search when GTK+ is looking for
-    dynamically loaded objects such as the modules specified by
-    <envar>GTK_MODULES</envar>, theme engines, input method
-    modules, file system backends and print backends. If the path to
+    dynamically loaded objects such as input method
+    modules and print backends. If the path to
     the dynamically loaded object is given as an absolute path name,
     then GTK+ loads it directly.
     Otherwise, GTK+ goes in turn through the directories in <envar>GTK_PATH</envar>,
diff --git a/gtk/gtk.h b/gtk/gtk.h
index 3143f3f7f2..bb7fc29a4b 100644
--- a/gtk/gtk.h
+++ b/gtk/gtk.h
@@ -146,7 +146,6 @@
 #include <gtk/gtkmenutoolbutton.h>
 #include <gtk/gtkmessagedialog.h>
 #include <gtk/gtkmodelbutton.h>
-#include <gtk/gtkmodules.h>
 #include <gtk/gtkmountoperation.h>
 #include <gtk/gtknativedialog.h>
 #include <gtk/gtknotebook.h>
diff --git a/gtk/gtkmodules.c b/gtk/gtkmodules.c
index d8e98c848b..57e6eb0f24 100644
--- a/gtk/gtkmodules.c
+++ b/gtk/gtkmodules.c
@@ -20,7 +20,6 @@
 
 #include <string.h>
 
-#include "gtkmodules.h"
 #include "gtksettings.h"
 #include "gtkdebug.h"
 #include "gtkprivate.h"
diff --git a/gtk/gtkprintbackend.c b/gtk/gtkprintbackend.c
index 38bb769ee8..bd294fca0f 100644
--- a/gtk/gtkprintbackend.c
+++ b/gtk/gtkprintbackend.c
@@ -22,7 +22,6 @@
 #include <gmodule.h>
 
 #include "gtkintl.h"
-#include "gtkmodules.h"
 #include "gtkmodulesprivate.h"
 #include "gtkmarshalers.h"
 #include "gtkprivate.h"
diff --git a/gtk/meson.build b/gtk/meson.build
index 92d4c0b434..4379956d86 100644
--- a/gtk/meson.build
+++ b/gtk/meson.build
@@ -486,7 +486,6 @@ gtk_public_headers = files([
   'gtkmenutoolbutton.h',
   'gtkmessagedialog.h',
   'gtkmodelbutton.h',
-  'gtkmodules.h',
   'gtkmountoperation.h',
   'gtknativedialog.h',
   'gtknotebook.h',