[tracker] tracker-extract: Remove unused variable

[Carlos Garnacho <carlosg src gnome org>]

commit cc6f9b7f8c50cde74b2ca37cae879270ddf20a4d
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sat Nov 19 23:47:49 2016 +0100

    tracker-extract: Remove unused variable

 src/tracker-extract/tracker-extract.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/src/tracker-extract/tracker-extract.c b/src/tracker-extract/tracker-extract.c
index b32f34f..e5ba9a5 100644
--- a/src/tracker-extract/tracker-extract.c
+++ b/src/tracker-extract/tracker-extract.c
@@ -781,11 +781,8 @@ tracker_extract_get_metadata_by_cmdline (TrackerExtract *object,
                        no_data_or_modules = FALSE;
 
                        if (output_format == TRACKER_SERIALIZATION_FORMAT_SPARQL) {
-                               TrackerSparqlBuilder *builder;
                                const char *text;
 
-                               builder = tracker_sparql_builder_new_update ();
-
                                /* If this was going into the tracker-store we'd generate a unique ID
                                 * here, so that the data persisted across file renames.
                                 */