Deleting cookies by setting the expires attribute on them with an empty value...

chrome/browser/automation/url_request_automation_job.h

 // Copyright (c) 2006-2009 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.
 // This class simulates what wininet does when a dns lookup fails.
 
 #ifndef CHROME_BROWSER_AUTOMATION_URL_REQUEST_AUTOMATION_JOB_H_
 #define CHROME_BROWSER_AUTOMATION_URL_REQUEST_AUTOMATION_JOB_H_
 
+#include <vector>
 #include "chrome/common/ref_counted_util.h"
 #include "net/http/http_response_headers.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_job.h"
 
 class AutomationResourceMessageFilter;
 
 namespace IPC {
 class Message;
 struct AutomationURLResponse;
@@ skipping 25 matching lines @@
   void OnMessage(const IPC::Message& message);
 
   int id() const {
     return id_;
   }
 
   int request_id() const {
     return request_id_;
   }
 
+  // Returns true if the cookie passed in exists in the list of cookies
+  // parsed from the HTTP response header.
+  static bool IsCookiePresentInCookieHeader(
+      const std::string& cookie_name,
+      const std::vector<std::string>& header_cookies);
+
  protected:
   // Protected URLRequestJob override.
   virtual bool ReadRawData(net::IOBuffer* buf, int buf_size, int* bytes_read);
 
   void StartAsync();
   void Cleanup();
   void DisconnectFromMessageFilter();
 
   // IPC message handlers.
   void OnRequestStarted(int tab, int id,
@@ skipping 23 matching lines @@
   // The previous HTTP/HTTPs protocol factories. We pass unhandled
   // requests off to these factories
   static URLRequest::ProtocolFactory* old_http_factory_;
   static URLRequest::ProtocolFactory* old_https_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestAutomationJob);
 };
 
 #endif  // CHROME_BROWSER_AUTOMATION_URL_REQUEST_AUTOMATION_JOB_H_