refactor: remove the "photo" plugin

A consensus was reached that this plugin is generally not useful, and
never fulfilled its intended use of integrating with e.g. KItinerary.
Since it's apparently been broken for some time, and the "share" plugin
works just as well, it's being removed.

build-aux/contrib/valent.spec

@@ -32,8 +32,6 @@ BuildRequires:  pkgconfig(libpeas-1.0) %{libpeas_version}
 BuildRequires:  pkgconfig(libportal) %{libportal_version}
 BuildRequires:  pkgconfig(sqlite3) %{sqlite_version}
 BuildRequires:  pkgconfig(gstreamer-1.0)
-# TODO: For `photo` plugin
-BuildRequires:  pkgconfig(gstreamer-video-1.0)
 # For `pulseaudio` plugin
 BuildRequires:  pkgconfig(libpulse)
 BuildRequires:  pkgconfig(libpulse-mainloop-glib)

doc/schemas/index.json

@@ -141,18 +141,6 @@
                 "https://invent.kde.org/network/kdeconnect-android/tree/master/src/org/kde/kdeconnect/Plugins/ReceiveNotificationsPlugin"
             ]
         },
-        {
-            "title": "Photo Plugin",
-            "description": "The Photo plugin allows requesting a device to take a photo and then transferred the result.",
-            "packets": [
-                "kdeconnect.photo",
-                "kdeconnect.photo.request"
-            ],
-            "references": [
-                "https://invent.kde.org/network/kdeconnect-kde/tree/master/plugins/photo",
-                "https://invent.kde.org/network/kdeconnect-android/tree/master/src/org/kde/kdeconnect/Plugins/PhotoPlugin"
-            ]
-        },
         {
             "title": "Ping Plugin",
             "description": "The Ping plugin allows sending and receiving simple 'pings', with an optional message. Usually these are displayed as notifications.",

meson_options.txt

@@ -152,12 +152,6 @@ option('plugin_notification',
         value: true,
 )
 
-option('plugin_photo',
-  description: 'Enable Photo plugin',
-         type: 'boolean',
-        value: true,
-)
-
 option('plugin_ping',
   description: 'Enable Ping plugin',
          type: 'boolean',

po/POTFILES.in

@@ -58,8 +58,6 @@ src/plugins/notification/valent-notification-dialog.c
 src/plugins/notification/valent-notification-dialog.ui
 src/plugins/notification/valent-notification-preferences.c
 src/plugins/notification/valent-notification-preferences.ui
-src/plugins/photo/photo.plugin.desktop.in
-src/plugins/photo/valent-photo-plugin.c
 src/plugins/ping/ping.plugin.desktop.in
 src/plugins/ping/valent-ping-plugin.c
 src/plugins/presenter/presenter.plugin.desktop.in