[gnome-bluetooth] build: Drop obsolete icon cache update script

[Bastien Nocera <hadess src gnome org>]

commit 88b205063e30d0b8eda63d22145b48432d2d421d
Author: Jeremy Bicha <jeremy bicha canonical com>
Date:   Tue Feb 22 14:15:33 2022 -0500

    build: Drop obsolete icon cache update script

 .gitlab-ci.yml        |  2 +-
 meson.build           |  9 +--------
 meson_options.txt     |  1 -
 meson_post_install.py | 12 ------------
 4 files changed, 2 insertions(+), 22 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b51c8138..1e658a25 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -39,7 +39,7 @@ build_stable:
     - python3 setup.py build
     - python3 setup.py install
     - cd ..
-    - meson . _build --prefix=/usr -Dicon_update=true -Dgtk_doc=true -Dintrospection=true -Dsendto=true
+    - meson . _build --prefix=/usr -Dgtk_doc=true -Dintrospection=true -Dsendto=true
     - ninja -C _build
     - ninja -C _build install
     - ninja -C _build test
diff --git a/meson.build b/meson.build
index 192c1223..b0e237a6 100644
--- a/meson.build
+++ b/meson.build
@@ -137,17 +137,10 @@ configure_file(
   configuration: config_h,
 )
 
-meson.add_install_script(
-  'meson_post_install.py',
-  get_option('icon_update') ? 'icon_update' : '',
-  gnomebt_datadir,
-)
-
 summary({'Documentation': enable_gtk_doc,
          'Introspection': enable_gir,
          'Dbusmock tests': has_dbusmock,
-         'Send-to': get_option('sendto'),
-         'Run gtk-update-icon-cache': get_option('icon_update')},
+         'Send-to': get_option('sendto')},
         section: 'General')
 
 meson.add_dist_script(
diff --git a/meson_options.txt b/meson_options.txt
index eed1137c..5ff1fd2e 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -1,4 +1,3 @@
 option('sendto', type: 'boolean', value: true, description: 'Whether to build and install bluetooth-sendto')
-option('icon_update', type: 'boolean', value: true, description: 'Enable icon cache update')
 option('gtk_doc', type: 'boolean', value: false, description: 'use gtk-doc to build documentation')
 option('introspection', type: 'boolean', value: true, description: 'Enable GObject Introspection (depends on 
GObject)')