perf hists: Move sort__has_thread into struct perf_hpp_list

Now we have sort dimensions private for struct hists, we need to make
dimension booleans hists specific as well.

Moving sort__has_thread into struct perf_hpp_list.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1462276488-26683-7-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 712a71a..000d6e9 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -21,7 +21,6 @@
 const char	*field_order;
 regex_t		ignore_callees_regex;
 int		have_ignore_callees = 0;
-int		sort__has_thread = 0;
 int		sort__has_comm = 0;
 enum sort_mode	sort__mode = SORT_MODE__NORMAL;
 
@@ -2257,7 +2256,7 @@
 		} else if (sd->entry == &sort_socket) {
 			list->socket = 1;
 		} else if (sd->entry == &sort_thread) {
-			sort__has_thread = 1;
+			list->thread = 1;
 		} else if (sd->entry == &sort_comm) {
 			sort__has_comm = 1;
 		}