[gtk+] Fix the gdk doc build

[Matthias Clasen <matthiasc src gnome org>]

commit 5cc7bf5dbdc3588a2505f7119d857cf152d284e0
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Dec 4 10:00:44 2017 -0800

    Fix the gdk doc build
    
    Some types don't exist anymore.

 docs/reference/gdk/gdk4-docs.xml |    1 -
 docs/reference/gdk/gdk4.types    |    3 ---
 2 files changed, 0 insertions(+), 4 deletions(-)
---
diff --git a/docs/reference/gdk/gdk4-docs.xml b/docs/reference/gdk/gdk4-docs.xml
index fa59074..0060f89 100644
--- a/docs/reference/gdk/gdk4-docs.xml
+++ b/docs/reference/gdk/gdk4-docs.xml
@@ -21,7 +21,6 @@
     <xi:include href="xml/general.xml" />
     <xi:include href="xml/gdkdisplaymanager.xml" />
     <xi:include href="xml/gdkdisplay.xml" />
-    <xi:include href="xml/gdkscreen.xml" />
     <xi:include href="xml/gdkseat.xml" />
     <xi:include href="xml/gdkmonitor.xml" />
     <xi:include href="xml/gdkdevice.xml" />
diff --git a/docs/reference/gdk/gdk4.types b/docs/reference/gdk/gdk4.types
index b53fd6e..576f56c 100644
--- a/docs/reference/gdk/gdk4.types
+++ b/docs/reference/gdk/gdk4.types
@@ -1,7 +1,6 @@
 gdk_app_launch_context_get_type
 gdk_cursor_get_type
 gdk_device_get_type
-gdk_device_manager_get_type
 gdk_device_pad_get_type
 gdk_display_get_type
 gdk_display_manager_get_type
@@ -11,7 +10,5 @@ gdk_frame_clock_get_type
 gdk_gl_context_get_type
 gdk_keymap_get_type
 gdk_monitor_get_type
-gdk_screen_get_type
 gdk_seat_get_type
-gdk_visual_get_type
 gdk_window_get_type