Store blocked cookies in the tab contents.

net/url_request/url_request.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.
 
 #ifndef NET_URL_REQUEST_URL_REQUEST_H_
 #define NET_URL_REQUEST_URL_REQUEST_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 169 matching lines @@
     // we were expecting for that host.  The delegate should either do the
     // safe thing and Cancel() the request or decide to proceed by calling
     // ContinueDespiteLastError().  cert_error is a net::ERR_* error code
     // indicating what's wrong with the certificate.
     virtual void OnSSLCertificateError(URLRequest* request,
                                        int cert_error,
                                        net::X509Certificate* cert) {
       request->Cancel();
     }
 
-    // Called when unable to get cookies due to policy.
-    virtual void OnGetCookiesBlocked(URLRequest* request) {
+    // Called when reading cookies. |blocked_by_policy| is true if access to
+    // cookies was denied due to content settings. This method will never be
+    // invoked when LOAD_DO_NOT_SEND_COOKIES is specified.
+    virtual void OnGetCookies(URLRequest* request, bool blocked_by_policy) {
     }
 
-    // Called when unable to set a cookie due to policy.
-    virtual void OnSetCookieBlocked(URLRequest* request) {
+    // Called when a cookie is set. |blocked_by_policy| is true if the cookie
+    // was rejected due to content settings. This method will never be invoked
+    // when LOAD_DO_NOT_SAVE_COOKIES is specified.
+    virtual void OnSetCookie(URLRequest* request,
+                             const std::string& cookie_line,
+                             bool blocked_by_policy) {
     }
 
     // After calling Start(), the delegate will receive an OnResponseStarted
     // callback when the request has completed.  If an error occurred, the
     // request->status() will be set.  On success, all redirects have been
     // followed and the final response is beginning to arrive.  At this point,
     // meta data about the response is available, including for example HTTP
     // response headers if this is a request for a HTTP resource.
     virtual void OnResponseStarted(URLRequest* request) = 0;
 
@@ skipping 433 matching lines @@
   // The priority level for this request.  Objects like ClientSocketPool use
   // this to determine which URLRequest to allocate sockets to first.
   net::RequestPriority priority_;
 
   base::LeakTracker<URLRequest> leak_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequest);
 };
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_H_