Only commit cookie changes in prerenders after a prerender is shown

chrome/browser/net/chrome_network_delegate.cc

Index: chrome/browser/net/chrome_network_delegate.cc
===================================================================
--- chrome/browser/net/chrome_network_delegate.cc	(revision 265252)
+++ chrome/browser/net/chrome_network_delegate.cc	(working copy)
@@ -29,6 +29,7 @@
 #include "chrome/browser/net/client_hints.h"
 #include "chrome/browser/net/connect_interceptor.h"
 #include "chrome/browser/performance_monitor/performance_monitor.h"
+#include "chrome/browser/prerender/prerender_tracker.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/task_manager/task_manager.h"
 #include "chrome/common/pref_names.h"
@@ -360,7 +361,8 @@
       domain_reliability_monitor_(NULL),
       received_content_length_(0),
       original_content_length_(0),
-      first_request_(true) {
+      first_request_(true),
+      prerender_tracker_(NULL) {
   DCHECK(event_router);
   DCHECK(enable_referrers);
 }
@@ -744,6 +746,9 @@
                    cookie_line, *options, !allow));
   }
 
+  if (prerender_tracker_)
+    prerender_tracker_->OnCookieChangedForURL(render_process_id, request.url());
+
   return allow;
 }