Adds NetworkDelegate::NotifyBeforeSocketStreamConnect()

chrome/browser/net/chrome_network_delegate.cc

 // Copyright (c) 2012 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_network_delegate.h"
 
 #include "base/logging.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
@@ skipping 10 matching lines @@
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/resource_request_info.h"
 #include "net/base/host_port_pair.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_log.h"
 #include "net/cookies/cookie_monster.h"
 #include "net/http/http_request_headers.h"
 #include "net/http/http_response_headers.h"
+#include "net/socket_stream/socket_stream.h"
 #include "net/url_request/url_request.h"
 
 #if defined(OS_CHROMEOS)
 #include "base/chromeos/chromeos_version.h"
 #endif
 
 #if defined(ENABLE_CONFIGURATION_POLICY)
 #include "chrome/browser/policy/url_blacklist_manager.h"
 #endif
 
@@ skipping 322 matching lines @@
 
 bool ChromeNetworkDelegate::OnCanThrottleRequest(
     const net::URLRequest& request) const {
   if (never_throttle_requests_) {
     return false;
   }
 
   return request.first_party_for_cookies().scheme() !=
       chrome::kExtensionScheme;
 }
+
+int ChromeNetworkDelegate::OnBeforeSocketStreamConnect(
+    net::SocketStream* socket,
+    const net::CompletionCallback& callback) {
+#if defined(ENABLE_CONFIGURATION_POLICY)
+  if (url_blacklist_manager_ &&
+      url_blacklist_manager_->IsURLBlocked(socket->url())) {
+    // URL access blocked by policy.
+    scoped_refptr<net::NetLog::EventParameters> params;
+    params = new net::NetLogStringParameter("url", socket->url().spec());
+    socket->net_log()->AddEvent(
+        net::NetLog::TYPE_CHROME_POLICY_ABORTED_REQUEST, params);
+    return net::ERR_NETWORK_ACCESS_DENIED;
+  }
+#endif
+  return net::OK;
+}