tracing, Text Edit Lock: cleanup

Remove incorrectly introduced headers.
Signed-off-by: Ingo Molnar <mingo@elte.hu>

mm/memory.c

@@ -48,8 +48,6 @@
 #include <linux/rmap.h>
 #include <linux/module.h>
 #include <linux/delayacct.h>
-#include <linux/kprobes.h>
-#include <linux/mutex.h>
 #include <linux/init.h>
 #include <linux/writeback.h>
 #include <linux/memcontrol.h>