diff --git a/runtime/art_method.h b/runtime/art_method.h
index 3bc6f5d..83ed1db 100644
--- a/runtime/art_method.h
+++ b/runtime/art_method.h
@@ -27,6 +27,7 @@
 #include "invoke_type.h"
 #include "method_reference.h"
 #include "modifiers.h"
+#include "mirror/dex_cache.h"
 #include "mirror/object.h"
 #include "obj_ptr.h"
 #include "read_barrier_option.h"
@@ -220,6 +221,12 @@
     return !IsIntrinsic() && (GetAccessFlags() & kAccObsoleteMethod) != 0;
   }
 
+  void SetIsObsolete() {
+    // TODO We should really support redefining intrinsic if possible.
+    DCHECK(!IsIntrinsic());
+    SetAccessFlags(GetAccessFlags() | kAccObsoleteMethod);
+  }
+
   template <ReadBarrierOption kReadBarrierOption = kWithReadBarrier>
   bool IsNative() {
     return (GetAccessFlags<kReadBarrierOption>() & kAccNative) != 0;
@@ -326,6 +333,10 @@
   ALWAYS_INLINE ArtMethod* GetDexCacheResolvedMethod(uint16_t method_index,
                                                      PointerSize pointer_size)
       REQUIRES_SHARED(Locks::mutator_lock_);
+
+  ALWAYS_INLINE mirror::StringDexCacheType* GetDexCacheStrings()
+      REQUIRES_SHARED(Locks::mutator_lock_);
+
   ALWAYS_INLINE void SetDexCacheResolvedMethod(uint16_t method_index,
                                                ArtMethod* new_method,
                                                PointerSize pointer_size)