Add oatopt drop in replacement for dexopt

Change-Id: I094375230af2d9a88e30245b390cac71be7b50f4
diff --git a/src/dex_file.h b/src/dex_file.h
index 77189f8..7d9e6f9 100644
--- a/src/dex_file.h
+++ b/src/dex_file.h
@@ -31,6 +31,9 @@
   static const byte kDexMagicVersion[];
   static const size_t kSha1DigestSize = 20;
 
+  // name of the DexFile entry within a zip archive
+  static const char* kClassesDex;
+
   static const byte kEncodedValueTypeMask = 0x1f;  // 0b11111
   static const byte kEncodedValueArgShift = 5;