Add persistent storage support for cookie data (issue #193).

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@196 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/browser_persistent_cookie_store.h

@@ -0,0 +1,53 @@
+// Copyright (c) 2011 The Chromium Embedded Framework Authors.
+// Portions copyright (c) 2010 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.
+
+// A sqlite implementation of a cookie monster persistent store.
+
+// This class is based on src/chrome/browser/net/sqlite_persistent_cookie_store.h
+// with the following modifications for use in the cef:
+// - BrowserThread has been replaced with CefThread
+// - Performance diagnostic code has been removed (UMA_HISTOGRAM_ENUMERATION)
+
+#ifndef _BROWSER_PERSISTENT_COOKIE_STORE_H
+#define _BROWSER_PERSISTENT_COOKIE_STORE_H
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include "base/ref_counted.h"
+#include "net/base/cookie_monster.h"
+
+class FilePath;
+
+// Implements the PersistentCookieStore interface in terms of a SQLite database.
+// For documentation about the actual member functions consult the documentation
+// of the parent class |net::CookieMonster::PersistentCookieStore|.
+class BrowserPersistentCookieStore
+    : public net::CookieMonster::PersistentCookieStore {
+ public:
+  explicit BrowserPersistentCookieStore(const FilePath& path);
+  virtual ~BrowserPersistentCookieStore();
+
+  virtual bool Load(std::vector<net::CookieMonster::CanonicalCookie*>* cookies);
+
+  virtual void AddCookie(const net::CookieMonster::CanonicalCookie& cc);
+  virtual void UpdateCookieAccessTime(
+      const net::CookieMonster::CanonicalCookie& cc);
+  virtual void DeleteCookie(const net::CookieMonster::CanonicalCookie& cc);
+
+  virtual void SetClearLocalStateOnExit(bool clear_local_state);
+
+  virtual void Flush(Task* completion_task);
+
+ private:
+  class Backend;
+
+  scoped_refptr<Backend> backend_;
+
+  DISALLOW_COPY_AND_ASSIGN(BrowserPersistentCookieStore);
+};
+
+#endif  // _BROWSER_PERSISTENT_COOKIE_STORE_H