Move NULLing of OCSP context from UI thread to IO thread, to avoid possible r...

chrome/browser/net/chrome_url_request_context.cc

 // Copyright (c) 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.
 
 #include "chrome/browser/net/chrome_url_request_context.h"
 
 #include "base/command_line.h"
 #include "base/string_util.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/privacy_blacklist/blacklist.h"
@@ skipping 628 matching lines @@
 
 ChromeURLRequestContext::ChromeURLRequestContext() {
   CheckCurrentlyOnIOThread();
 }
 
 ChromeURLRequestContext::~ChromeURLRequestContext() {
   CheckCurrentlyOnIOThread();
   if (appcache_service_.get() && appcache_service_->request_context() == this)
     appcache_service_->set_request_context(NULL);
 
+#if defined(OS_LINUX)
+  if (this == net::GetURLRequestContextForOCSP()) {
+    // We are releasing the URLRequestContext used by OCSP handlers.
+    net::SetURLRequestContextForOCSP(NULL);
+  }
+#endif
+
   NotificationService::current()->Notify(
       NotificationType::URL_REQUEST_CONTEXT_RELEASED,
       Source<URLRequestContext>(this),
       NotificationService::NoDetails());
 
   delete ftp_transaction_factory_;
   delete http_transaction_factory_;
 }
 
 FilePath ChromeURLRequestContext::GetPathForExtension(const std::string& id) {
@@ skipping 249 matching lines @@
   }
 
   if (command_line.HasSwitch(switches::kProxyBypassList)) {
     proxy_config->ParseNoProxyList(
         WideToASCII(command_line.GetSwitchValue(
             switches::kProxyBypassList)));
   }
 
   return proxy_config;
 }