Only commit cookie changes in prerenders after a prerender is shown

chrome/browser/net/evicted_domain_cookie_counter.h

 // Copyright 2013 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 CHROME_BROWSER_NET_EVICTED_DOMAIN_COOKIE_COUNTER_H_
 #define CHROME_BROWSER_NET_EVICTED_DOMAIN_COOKIE_COUNTER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 72 matching lines @@
       size_t max_size,
       size_t purge_count);
 
   // Returns the number of evicted cookies stored.
   size_t GetStorageSize() const;
 
   // CookieMonster::Delegate implementation.
   virtual void OnCookieChanged(const net::CanonicalCookie& cookie,
                                bool removed,
                                ChangeCause cause) OVERRIDE;
+  virtual void OnLoaded() OVERRIDE;
 
  private:
   // Identifier of an evicted cookie.
   typedef std::string EvictedCookieKey;
 
   // Storage class of evicted cookie.
   typedef std::map<EvictedCookieKey, EvictedCookie*> EvictedCookieMap;
 
   virtual ~EvictedDomainCookieCounter();
 
@@ skipping 34 matching lines @@
 
   // After garbage collection, size reduces to <= |max_size_| - |purge_count_|.
   const size_t purge_count_;
 
   DISALLOW_COPY_AND_ASSIGN(EvictedDomainCookieCounter);
 };
 
 }  // namespace chrome_browser_net
 
 #endif  // CHROME_BROWSER_NET_EVICTED_DOMAIN_COOKIE_COUNTER_H_