[gtk/docs-cleanup: 1/3] docs: Drop GtkPlacesSidebar from visual index

[Matthias Clasen <matthiasc src gnome org>]

commit 93c9600145d2d8d88d0d1c1b7333afbf59d5e10e
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Aug 4 19:31:22 2020 -0400

    docs: Drop GtkPlacesSidebar from visual index
    
    No longer a public widget.

 docs/reference/gtk/images/placessidebar.png | Bin 14305 -> 0 bytes
 docs/reference/gtk/meson.build              |   1 -
 docs/reference/gtk/visual_index.xml         |   3 ---
 3 files changed, 4 deletions(-)
---
diff --git a/docs/reference/gtk/meson.build b/docs/reference/gtk/meson.build
index c9b63cad64..f1eb547a44 100644
--- a/docs/reference/gtk/meson.build
+++ b/docs/reference/gtk/meson.build
@@ -335,7 +335,6 @@ images = [
   'images/panes.png',
   'images/password-entry.png',
   'images/picture.png',
-  'images/placessidebar.png',
   'images/popup-anchors.png',
   'images/popup-at.svg',
   'images/popup-flip.png',
diff --git a/docs/reference/gtk/visual_index.xml b/docs/reference/gtk/visual_index.xml
index 8bc3a4f8e9..aa0bac1c29 100644
--- a/docs/reference/gtk/visual_index.xml
+++ b/docs/reference/gtk/visual_index.xml
@@ -180,9 +180,6 @@
     <link linkend="GtkPaned">
       <inlinegraphic fileref="panes.png" format="PNG"></inlinegraphic>
     </link>
-    <link linkend="GtkPlacesSidebar">
-      <inlinegraphic fileref="placessidebar.png" format="PNG"></inlinegraphic>
-    </link>
   </para>
 </section>