[gnome-software/gnome-3-20] Do not make the ODRS plugin depend on xdg-app

[Richard Hughes <rhughes src gnome org>]

commit 21c98f0740db25dbf7ac97912954c39db2a466b2
Author: Richard Hughes <richard hughsie com>
Date:   Tue Mar 22 09:24:04 2016 +0000

    Do not make the ODRS plugin depend on xdg-app

 configure.ac            |    8 ++++++++
 src/plugins/Makefile.am |    5 ++++-
 2 files changed, 12 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 0f00591..df8aa15 100644
--- a/configure.ac
+++ b/configure.ac
@@ -201,6 +201,13 @@ AS_IF([test "x$have_limba" = "xyes"], [
 ])
 AM_CONDITIONAL(HAVE_LIMBA, test x$enable_limba = xyes)
 
+# Open Desktop Ratings Service
+AC_ARG_ENABLE(odrs,
+              [AS_HELP_STRING([--enable-odrs],
+                              [enable ODRS support [default=yes]])],,
+              have_odrs=yes)
+AM_CONDITIONAL(HAVE_ODRS, test "$have_odrs" != no)
+
 # this refers to the gnome-software plugin API version
 # this is not in any way related to a package or soname version
 GS_PLUGIN_API_VERSION=9
@@ -250,4 +257,5 @@ echo "
         Firmware support:          ${have_firmware}
         Limba support:             ${have_limba}
         XDG-APP support:           ${have_xdg_app}
+        ODRS support:              ${have_odrs}
 "
diff --git a/src/plugins/Makefile.am b/src/plugins/Makefile.am
index 07546c4..5ea32be 100644
--- a/src/plugins/Makefile.am
+++ b/src/plugins/Makefile.am
@@ -61,13 +61,16 @@ endif
 
 if HAVE_XDG_APP
 plugin_LTLIBRARIES += libgs_plugin_xdg_app.la
-plugin_LTLIBRARIES += libgs_plugin_xdg_app_reviews.la
 endif
 
 if HAVE_LIMBA
 plugin_LTLIBRARIES += libgs_plugin_limba.la
 endif
 
+if HAVE_ODRS
+plugin_LTLIBRARIES += libgs_plugin_xdg_app_reviews.la
+endif
+
 libgs_plugin_dummy_la_SOURCES = gs-plugin-dummy.c
 libgs_plugin_dummy_la_LIBADD = $(GS_PLUGIN_LIBS)
 libgs_plugin_dummy_la_LDFLAGS = -module -avoid-version