Refactored cookies persistent store clean-up on shutdown.

net/base/cookie_monster.h

 // 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.
 
 // Brought to you by the letter D and the number 2.
 
 #ifndef NET_BASE_COOKIE_MONSTER_H_
 #define NET_BASE_COOKIE_MONSTER_H_
 #pragma once
 
@@ skipping 188 matching lines @@
   // "enable_file_scheme_".
   // If this this method is called, it must be called before first use of
   // the instance (i.e. as part of the instance initialization process).
   void SetCookieableSchemes(const char* schemes[], size_t num_schemes);
 
   // Overrides the default key and expiry scheme.  See comments
   // before CookieMap and Garbage collection constants for details.  This
   // function must be called before initialization.
   void SetExpiryAndKeyScheme(ExpiryAndKeyScheme key_scheme);
 
+  PersistentCookieStore* GetPersistentCookieStore() {

[Mattias Nissler (ping if slow), 2010/12/01 17:23:24]

We might want to consider to not provide the getter here, but to provide a
ClearLocalState() instead that delegates to ClearLocalState() on the store.
WDYT?

+    return store_.get();
+  }
+
+  void DetachPersistentCookieStore() {
+    store_ = NULL;
+  }
+
   // There are some unknowns about how to correctly handle file:// cookies,
   // and our implementation for this is not robust enough. This allows you
   // to enable support, but it should only be used for testing. Bug 1157243.
   // Must be called before creating a CookieMonster instance.
   static void EnableFileScheme();
   static bool enable_file_scheme_;
 
  private:
   ~CookieMonster();
 
@@ skipping 460 matching lines @@
   virtual ~PersistentCookieStore() { }
 
   // Initializes the store and retrieves the existing cookies. This will be
   // called only once at startup.
   virtual bool Load(std::vector<CookieMonster::CanonicalCookie*>*) = 0;
 
   virtual void AddCookie(const CanonicalCookie&) = 0;
   virtual void UpdateCookieAccessTime(const CanonicalCookie&) = 0;
   virtual void DeleteCookie(const CanonicalCookie&) = 0;
 
+  // Deletes the persistent store file(s).
+  virtual void ClearLocalState() = 0;
+
  protected:
   PersistentCookieStore() { }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(PersistentCookieStore);
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_COOKIE_MONSTER_H_