perf cs-etm: Remove unused structure field "state"

Field "state" in structure cs_etm_queue is no longer used and needs
to be removed.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Suzuki K Poulouse <suzuki.poulose@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/20190212171618.25355-2-mathieu.poirier@linaro.orgSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/cs-etm.c

@@ -65,7 +65,6 @@ struct cs_etm_queue {
 	struct thread *thread;
 	struct cs_etm_decoder *decoder;
 	struct auxtrace_buffer *buffer;
-	const struct cs_etm_state *state;
 	union perf_event *event_buf;
 	unsigned int queue_nr;
 	pid_t pid, tid;