Omit OatMethodOffsets for classes without compiled code

Change-Id: If0d290f4aebc778ff12d8fed017c270ad2ac3220
diff --git a/runtime/mirror/class.h b/runtime/mirror/class.h
index dbc6f57..d15f337 100644
--- a/runtime/mirror/class.h
+++ b/runtime/mirror/class.h
@@ -122,6 +122,7 @@
     kStatusVerified = 7,  // Logically part of linking; done pre-init.
     kStatusInitializing = 8,  // Class init in progress.
     kStatusInitialized = 9,  // Ready to go.
+    kStatusMax = 10,
   };
 
   Status GetStatus() const {