SSL Host info: Make sure that we can update certificate chains in

net/http/disk_cache_based_ssl_host_info.h

 // Copyright (c) 2011 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.
 
 #ifndef NET_HTTP_DISK_CACHE_BASED_SSL_HOST_INFO_H_
 #define NET_HTTP_DISK_CACHE_BASED_SSL_HOST_INFO_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 28 matching lines @@
 
  private:
   enum State {
     GET_BACKEND,
     GET_BACKEND_COMPLETE,
     OPEN,
     OPEN_COMPLETE,
     READ,
     READ_COMPLETE,
     WAIT_FOR_DATA_READY_DONE,
-    CREATE,
-    CREATE_COMPLETE,
+    CREATE_OR_OPEN,
+    CREATE_OR_OPEN_COMPLETE,
     WRITE,
     WRITE_COMPLETE,
     SET_DONE,
     NONE,
   };
 
   class CallbackImpl : public CallbackRunner<Tuple1<int> > {
    public:
     CallbackImpl(const base::WeakPtr<DiskCacheBasedSSLHostInfo>& obj,
                  void (DiskCacheBasedSSLHostInfo::*meth)(int));
@@ skipping 20 matching lines @@
   std::string key() const;
 
   void OnIOComplete(int rv);
 
   int DoLoop(int rv);
 
   int DoGetBackendComplete(int rv);
   int DoOpenComplete(int rv);
   int DoReadComplete(int rv);
   int DoWriteComplete(int rv);
-  int DoCreateComplete(int rv);
+  int DoCreateOrOpenComplete(int rv);
 
   int DoGetBackend();
   int DoOpen();
   int DoRead();
   int DoWrite();
-  int DoCreate();
+  int DoCreateOrOpen();
 
   // DoWaitForDataReadyDone is the terminal state of the read operation.
   int DoWaitForDataReadyDone();
 
   // DoSetDone is the terminal state of the write operation.
   int DoSetDone();
 
   // IsCallbackPending returns true if we have a pending callback.
   bool IsCallbackPending() const;
 
   base::WeakPtrFactory<DiskCacheBasedSSLHostInfo> weak_ptr_factory_;
   CallbackImpl* callback_;
   State state_;
   bool ready_;
+  bool found_entry_;  // Controls the behavior of DoCreateOrOpen.
   std::string new_data_;
   const std::string hostname_;
   HttpCache* const http_cache_;
   disk_cache::Backend* backend_;
   disk_cache::Entry* entry_;
   OldCompletionCallback* user_callback_;
   scoped_refptr<IOBuffer> read_buffer_;
   scoped_refptr<IOBuffer> write_buffer_;
   std::string data_;
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_DISK_CACHE_BASED_SSL_HOST_INFO_H_