[vino] Do not set obsolete PKG_NAME variable

[David King <davidk src gnome org>]

commit 2aedd31a5d8b408d0f67f5f926f475284439f9af
Author: David King <amigadave amigadave com>
Date:   Mon Jan 19 20:58:40 2015 +0000

    Do not set obsolete PKG_NAME variable

 autogen.sh |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index 54f885b..4156bda 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -4,12 +4,10 @@
 srcdir=`dirname $0`
 test -z "$srcdir" && srcdir=.
 
-PKG_NAME=vino
-
 (test -f $srcdir/configure.ac \
   && test -f $srcdir/server/vino-fb.c) || {
     echo -n "**Error**: Directory "\`$srcdir\'" does not look like the"
-    echo " top-level $PKG_NAME directory"
+    echo " top-level Vino directory"
     exit 1
 }