[gnome-software] Revert "Disable the GTK pixel cache due to rendering artifacts"

[Richard Hughes <rhughes src gnome org>]

commit ccd728e30f046ee70d79c83af7c6ede2af658404
Author: Richard Hughes <richard hughsie com>
Date:   Thu Apr 10 10:26:15 2014 +0100

    Revert "Disable the GTK pixel cache due to rendering artifacts"
    
    This reverts commit b36f427055cec55707ac904024f53060db4de0a4 -- it's been fixed
    in GTK now.

 src/gs-main.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/src/gs-main.c b/src/gs-main.c
index d74b7d1..f08c5e9 100644
--- a/src/gs-main.c
+++ b/src/gs-main.c
@@ -43,9 +43,6 @@ main (int argc, char **argv)
        bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
        textdomain (GETTEXT_PACKAGE);
 
-       /* workaround for https://bugzilla.gnome.org/show_bug.cgi?id=726475 */
-       g_setenv ("GTK_DEBUG", "no-pixel-cache", FALSE);
-
        profile = gs_profile_new ();
        gs_profile_start (profile, "GsMain");
        application = gs_application_new ();