[HttpCache::Transaction] Force states to set the next state

net/http/http_cache_transaction.h

Index: net/http/http_cache_transaction.h
diff --git a/net/http/http_cache_transaction.h b/net/http/http_cache_transaction.h
index 2d249c1eda028c6329ed2edc603bfc2f4064a082..67d2a0dcd49b7d9d86528581c642a56e86fb3748 100644
--- a/net/http/http_cache_transaction.h
+++ b/net/http/http_cache_transaction.h
@@ -1,3 +1,4 @@
+

[Randy Smith (Not in Mondays), 2017/03/22 14:49:44]

nit: Why?

[jkarlin, 2017/03/22 15:04:26]

Done.

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
@@ -179,6 +180,8 @@ class HttpCache::Transaction : public HttpTransaction {
   };
 
   enum State {
+    STATE_UNSET,
+
     // Normally, states are traversed in approximately this order.
     STATE_NONE,
     STATE_GET_BACKEND,