perf machine: Move more methods to machine.[ch]

This time out of map.[ch] mostly, just code move plus a buch of 'self'
removal, using machine or machines instead.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-j1vtux3vnu6wzmrjutpxnjcz@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c
index 1aa9e99..b5a544d 100644
--- a/tools/perf/tests/builtin-test.c
+++ b/tools/perf/tests/builtin-test.c
@@ -10,6 +10,7 @@
 #include "util/debug.h"
 #include "util/debugfs.h"
 #include "util/evlist.h"
+#include "util/machine.h"
 #include "util/parse-options.h"
 #include "util/parse-events.h"
 #include "util/symbol.h"