[gnome-flashback] add missing gdk-pixbuf-2.0 dependencies

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 0056edc59177125d86903255d30282c40f1bfdf4
Author: Dmitry Shachnev <mitya57 gmail com>
Date:   Thu Oct 5 21:09:51 2017 +0700

    add missing gdk-pixbuf-2.0 dependencies

 configure.ac |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 9986263..d493434 100644
--- a/configure.ac
+++ b/configure.ac
@@ -121,6 +121,7 @@ PKG_CHECK_MODULES([AUDIO_DEVICE_SELECTION], [
 ])
 
 PKG_CHECK_MODULES([AUTOMOUNT_MANAGER], [
+  gdk-pixbuf-2.0 >= $GDK_PIXBUF_REQUIRED
   gtk+-3.0 >= $GTK_REQUIRED
   gsettings-desktop-schemas >= $GSETTINGS_DESKTOP_SCHEMAS_REQUIRED
 ])
@@ -168,6 +169,7 @@ PKG_CHECK_MODULES([INPUT_SOURCES], [
 ])
 
 PKG_CHECK_MODULES([NOTIFICATIONS], [
+  gdk-pixbuf-2.0 >= $GDK_PIXBUF_REQUIRED
   gtk+-3.0 >= $GTK_REQUIRED
   glib-2.0 >= $GLIB_REQUIRED
   gio-2.0 >= $GLIB_REQUIRED
@@ -175,6 +177,7 @@ PKG_CHECK_MODULES([NOTIFICATIONS], [
 ])
 
 PKG_CHECK_MODULES([POLKIT], [
+  gdk-pixbuf-2.0 >= $GDK_PIXBUF_REQUIRED
   gtk+-3.0 >= $GTK_REQUIRED
   glib-2.0 >= $GLIB_REQUIRED
   polkit-agent-1 >= $POLKIT_AGENT_REQUIRED
@@ -187,6 +190,7 @@ PKG_CHECK_MODULES([POWER_APPLET], [
 ])
 
 PKG_CHECK_MODULES([SCREENCAST], [
+  gdk-pixbuf-2.0 >= $GDK_PIXBUF_REQUIRED
   gtk+-3.0 >= $GTK_REQUIRED
 ])