perf session: Ditch register_perf_file_handler

Pass the event_ops to perf_session__process_events instead.

Also move the event_ops definition to session.h, starting to
move things around to their right place, trimming the many
unneeded headers we have.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1260741029-4430-2-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 3057e1d..c404dec 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -57,7 +57,6 @@
 #include "util/debug.h"
 
 #include "util/trace-event.h"
-#include "util/data_map.h"
 #include "util/exec_cmd.h"
 
 static char const		*input_name = "perf.data";
@@ -118,7 +117,7 @@
 	return 0;
 }
 
-static struct perf_file_handler file_handler = {
+static struct perf_event_ops event_ops = {
 	.process_sample_event	= process_sample_event,
 	.process_comm_event	= event__process_comm,
 	.sample_type_check	= sample_type_check,
@@ -127,9 +126,8 @@
 static int __cmd_trace(struct perf_session *session)
 {
 	register_idle_thread();
-	register_perf_file_handler(&file_handler);
-
-	return perf_session__process_events(session, 0, &event__cwdlen, &event__cwd);
+	return perf_session__process_events(session, &event_ops, 0,
+					    &event__cwdlen, &event__cwd);
 }
 
 struct script_spec {