Move ArenaBitVector into the runtime

Motivation is using arenas in the verifier.

Bug: 10921004
Change-Id: I3c7ed369194b2309a47b12a621e897e0f2f65fcf
diff --git a/compiler/utils/arena_allocator_test.cc b/compiler/utils/arena_allocator_test.cc
index 7065527..7f67ef1 100644
--- a/compiler/utils/arena_allocator_test.cc
+++ b/compiler/utils/arena_allocator_test.cc
@@ -15,8 +15,8 @@
  */
 
 #include "base/arena_allocator.h"
+#include "base/arena_bit_vector.h"
 #include "gtest/gtest.h"
-#include "utils/arena_bit_vector.h"
 
 namespace art {