perf tools: Kill event_t typedef, use 'union perf_event' instead

And move the event_t methods to the perf_event__ too.

No code changes, just namespace consistency.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index a134885..fddeb08 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -367,8 +367,8 @@
 	return -1;
 }
 
-static int event__parse_id_sample(const event_t *event, u64 type,
-				  struct perf_sample *sample)
+static int perf_event__parse_id_sample(const union perf_event *event, u64 type,
+				       struct perf_sample *sample)
 {
 	const u64 *array = event->sample.array;
 
@@ -405,8 +405,8 @@
 	return 0;
 }
 
-int event__parse_sample(const event_t *event, u64 type, bool sample_id_all,
-			struct perf_sample *data)
+int perf_event__parse_sample(const union perf_event *event, u64 type,
+			     bool sample_id_all, struct perf_sample *data)
 {
 	const u64 *array;
 
@@ -416,7 +416,7 @@
 	if (event->header.type != PERF_RECORD_SAMPLE) {
 		if (!sample_id_all)
 			return 0;
-		return event__parse_id_sample(event, type, data);
+		return perf_event__parse_id_sample(event, type, data);
 	}
 
 	array = event->sample.array;