[grilo-plugins] build: remove check for librest

[Juan A. Suarez Romero <jasuarez src gnome org>]

commit eda8bd385f1c6d9e33426d65f0202daee839546f
Author: Alberto Garcia <berto igalia com>
Date:   Mon Sep 28 09:09:15 2015 +0200

    build: remove check for librest
    
    This was used by the stand-alone C pocket plugin, but no one needs its
    anymore.

 configure.ac |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index dfaa16c..3b58a96 100644
--- a/configure.ac
+++ b/configure.ac
@@ -151,8 +151,6 @@ if test "x$HAVE_TOTEM_PL_PARSER_MINI" = "xyes"; then
        AC_DEFINE(HAVE_TOTEM_PLPARSER_MINI, 1, [totem-plparser-mini is available])
 fi
 
-PKG_CHECK_MODULES(REST, [rest-0.7 >= 0.7.90], HAVE_REST=yes, HAVE_REST=no)
-
 PKG_CHECK_MODULES([JSON], [json-glib-1.0], HAVE_JSON_GLIB=yes, HAVE_JSON_GLIB=no)
 
 PKG_CHECK_MODULES(GMIME, gmime-2.6,