[gnome-shell] extensionPrefs: Make app D-Bus-activatable

[Florian Müllner <fmuellner src gnome org>]

commit 96e534796fb681ba07bec68bf5694b5aaf6bbd75
Author: Florian Müllner <fmuellner gnome org>
Date:   Sun Mar 8 22:38:47 2020 +0100

    extensionPrefs: Make app D-Bus-activatable
    
    This is the preferred way of launching applications nowadays.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1081

 js/extensionPrefs/data/meson.build                        | 8 ++++++++
 js/extensionPrefs/data/org.gnome.Extensions.desktop.in.in | 1 +
 js/extensionPrefs/data/org.gnome.Extensions.service.in    | 3 +++
 3 files changed, 12 insertions(+)
---
diff --git a/js/extensionPrefs/data/meson.build b/js/extensionPrefs/data/meson.build
index 1a4b77ed87..c805ab62e6 100644
--- a/js/extensionPrefs/data/meson.build
+++ b/js/extensionPrefs/data/meson.build
@@ -26,5 +26,13 @@ i18n.merge_file('desktop',
   type: 'desktop'
 )
 
+configure_file(
+  input: app_id + '.service.in',
+  output: app_id + '.service',
+  configuration: desktopconf,
+  install: true,
+  install_dir: servicedir,
+)
+
 subdir('icons')
 subdir('metainfo')
diff --git a/js/extensionPrefs/data/org.gnome.Extensions.desktop.in.in 
b/js/extensionPrefs/data/org.gnome.Extensions.desktop.in.in
index 2806c795e6..cd22f6adf0 100644
--- a/js/extensionPrefs/data/org.gnome.Extensions.desktop.in.in
+++ b/js/extensionPrefs/data/org.gnome.Extensions.desktop.in.in
@@ -5,5 +5,6 @@ Name=Extensions
 Icon=@app_id@
 Comment=Configure GNOME Shell Extensions
 Exec=@bindir@/@prgname@ %u
+DBusActivatable=true
 Categories=GNOME;GTK;
 OnlyShowIn=GNOME;
diff --git a/js/extensionPrefs/data/org.gnome.Extensions.service.in 
b/js/extensionPrefs/data/org.gnome.Extensions.service.in
new file mode 100644
index 0000000000..2150999cad
--- /dev/null
+++ b/js/extensionPrefs/data/org.gnome.Extensions.service.in
@@ -0,0 +1,3 @@
+[D-BUS Service]
+Name=@app_id@
+Exec=@bindir@/@prgname@