ART: Some header cleaning around bit-utils

Try to remove dependencies where they are not necessary.

Change-Id: I5ff35cb17aea369bed3725b1610b50d7eb05b81e
diff --git a/runtime/jit/jit.cc b/runtime/jit/jit.cc
index fda97db..26a4fe4 100644
--- a/runtime/jit/jit.cc
+++ b/runtime/jit/jit.cc
@@ -19,6 +19,7 @@
 #include <dlfcn.h>
 
 #include "art_method-inl.h"
+#include "debugger.h"
 #include "entrypoints/runtime_asm_entrypoints.h"
 #include "interpreter/interpreter.h"
 #include "jit_code_cache.h"