More of the concurrent copying collector.

Bug: 12687968
Change-Id: I62f70274d47df6d6cab714df95c518b750ce3105
diff --git a/runtime/runtime-inl.h b/runtime/runtime-inl.h
index cdf8d54..a82bc85 100644
--- a/runtime/runtime-inl.h
+++ b/runtime/runtime-inl.h
@@ -19,6 +19,7 @@
 
 #include "runtime.h"
 
+#include "mirror/art_method.h"
 #include "read_barrier-inl.h"
 
 namespace art {