diff --git a/compiler/utils/string_reference.h b/compiler/utils/string_reference.h
index 9e1058e..0ab45c8 100644
--- a/compiler/utils/string_reference.h
+++ b/compiler/utils/string_reference.h
@@ -20,12 +20,11 @@
 #include <stdint.h>
 
 #include "base/logging.h"
+#include "dex_file-inl.h"
 #include "utf-inl.h"
 
 namespace art {
 
-class DexFile;
-
 // A string is located by its DexFile and the string_ids_ table index into that DexFile.
 struct StringReference {
   StringReference(const DexFile* file, uint32_t index) : dex_file(file), string_index(index) { }
@@ -48,13 +47,13 @@
           sr1.string_index < sr2.string_index,
           CompareModifiedUtf8ToModifiedUtf8AsUtf16CodePointValues(
               sr1.dex_file->GetStringData(sr1.dex_file->GetStringId(sr1.string_index)),
-              sr1.dex_file->GetStringData(sr2.dex_file->GetStringId(sr2.string_index))) < 0);
+              sr2.dex_file->GetStringData(sr2.dex_file->GetStringId(sr2.string_index))) < 0);
       return sr1.string_index < sr2.string_index;
     } else {
       // Cannot compare indexes, so do the string comparison.
       return CompareModifiedUtf8ToModifiedUtf8AsUtf16CodePointValues(
           sr1.dex_file->GetStringData(sr1.dex_file->GetStringId(sr1.string_index)),
-          sr1.dex_file->GetStringData(sr2.dex_file->GetStringId(sr2.string_index))) < 0;
+          sr2.dex_file->GetStringData(sr2.dex_file->GetStringId(sr2.string_index))) < 0;
     }
   }
 };