[gtk+] gtk: Stop using pixdata resources

[Matthias Clasen <matthiasc src gnome org>]

commit 3287469929ea2ba22b9b13dae6e186bfb7aa51f1
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Oct 18 08:53:49 2017 +0800

    gtk: Stop using pixdata resources
    
    It does not really help, and pixdata is deprecated.

 gtk/gen-gtk-gresources-xml.py |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gen-gtk-gresources-xml.py b/gtk/gen-gtk-gresources-xml.py
index dd5a8a2..aca3ad8 100644
--- a/gtk/gen-gtk-gresources-xml.py
+++ b/gtk/gen-gtk-gresources-xml.py
@@ -24,7 +24,7 @@ xml += '''
 '''
 
 for f in get_files('theme/Adwaita/assets', '.png'):
-  xml += '    <file preprocess=\'to-pixdata\'>theme/Adwaita/assets/{0}</file>\n'.format(f)
+  xml += '    <file>theme/Adwaita/assets/{0}</file>\n'.format(f)
 
 xml += '\n'
 
@@ -39,7 +39,7 @@ xml += '''
 '''
 
 for f in get_files('theme/HighContrast/assets', '.png'):
-  xml += '    <file preprocess=\'to-pixdata\'>theme/HighContrast/assets/{0}</file>\n'.format(f)
+  xml += '    <file>theme/HighContrast/assets/{0}</file>\n'.format(f)
 
 xml += '\n'