[gnome-builder] Revert "build: check for libappstream-glib-devel during autogen"

[Christian Hergert <chergert src gnome org>]

commit c6504fffaf91c85a2b76ea00dacad64d65582867
Author: Christian Hergert <christian hergert me>
Date:   Wed Dec 31 22:19:11 2014 -0800

    Revert "build: check for libappstream-glib-devel during autogen"
    
    This reverts commit 382678d52d03cfed06040afde104b7a7c4bed5e3.

 autogen.sh |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index 44ac5ea..a3262f9 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -22,12 +22,6 @@ if test -z "${AUTORECONF}"; then
     exit 1
 fi
 
-# Check for libappstream-glib-devel so we don't get APPSTREAM_XML_RULES failures.
-if ! pkg-config appstream-glib; then
-    echo "*** libappstream-glib-devel not found, please install it."
-    exit 1
-fi
-
 # Generate m4 sub-configure scripts for inclusion by configure.ac.
 for group in ac am config lt output print; do
     for mode in pre post; do