[tracker-miners] build: Use pkgconfig variables from Tracker repo

[Carlos Garnacho <carlosg src gnome org>]

commit 9514c9a54353a527aaa09fba55cd86ee960daf30
Author: Carlos Garnacho <carlosg gnome org>
Date:   Tue Nov 13 01:29:07 2018 +0100

    build: Use pkgconfig variables from Tracker repo
    
    In order to find out some things we need to run our uninstalled
    tests.
    
    Closes: https://gitlab.gnome.org/GNOME/tracker-miners/issues/19

 meson.build | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
---
diff --git a/meson.build b/meson.build
index f7d9b2837..d8d12e192 100644
--- a/meson.build
+++ b/meson.build
@@ -28,14 +28,13 @@ if get_option('tracker_core') == 'system'
   #
   # This check acts as a guard to make sure we are being configured with the
   # right prefix, among other things.
-  tracker_store = find_program(join_paths(get_option('prefix'), get_option('libexecdir'), 'tracker-store'))
-  tracker_store_path = tracker_store.path()
+  tracker_store_path = tracker_sparql.get_pkgconfig_variable('tracker_store')
 
   # If we are building against an installed version of tracker core rather than
   # having it as a subproject, these 'uninstalled' locations point to the actual
   # installed locations.
-  tracker_uninstalled_domain_rule = join_paths(get_option('prefix'), get_option('datadir'), 'tracker', 
'domain-ontologies', 'default.rule')
-  tracker_uninstalled_nepomuk_ontologies_dir = join_paths(get_option('prefix'), get_option('datadir'), 
'tracker', 'ontologies', 'nepomuk')
+  tracker_uninstalled_domain_rule = join_paths 
(tracker_sparql.get_pkgconfig_variable('domain_ontologies_dir'), 'default.rule')
+  tracker_uninstalled_nepomuk_ontologies_dir = 
join_paths(tracker_sparql.get_pkgconfig_variable('domain_ontologies_dir'), 'nepomuk')
   tracker_uninstalled_stop_words_dir = join_paths(get_option('prefix'), get_option('datadir'), 'tracker', 
'stop-words', 'default.rule')
 else
   tracker_subproject = subproject('tracker',