From 118f88d25d94edafdd5575c3a36879aa14b967ca Mon Sep 17 00:00:00 2001
From: Yueh-Hsuan Chiang <yhchiang@fb.com>
Date: Mon, 14 Apr 2014 14:05:15 -0700
Subject: [PATCH] Fix compile error in tailing_iter.h

Summary:
Fix the following compile error

  ./db/tailing_iter.h:17:1: error: class 'SuperVersion' was previously declared as a struct [-Werror,-Wmismatched-tags]
  class SuperVersion;
  ^
  ./db/column_family.h:77:8: note: previous use is here
  struct SuperVersion {
         ^
         ./db/tailing_iter.h:17:1: note: did you mean struct here?
         class SuperVersion;
         ^~~~~
         struct
         1 error generated.

Test Plan: make

Reviewers: ljin, igor, haobo, sdong

Reviewed By: ljin

CC: leveldb

Differential Revision: https://reviews.facebook.net/D17799
---
 db/tailing_iter.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/db/tailing_iter.h b/db/tailing_iter.h
index 1387387754..7ae8f9d9b1 100644
--- a/db/tailing_iter.h
+++ b/db/tailing_iter.h
@@ -14,7 +14,7 @@ namespace rocksdb {
 
 class DBImpl;
 class Env;
-class SuperVersion;
+struct SuperVersion;
 class ColumnFamilyData;
 
 /**