Adds NetworkDelegate::NotifyBeforeSocketStreamConnect()

chrome/browser/net/chrome_network_delegate.cc

Index: chrome/browser/net/chrome_network_delegate.cc
diff --git a/chrome/browser/net/chrome_network_delegate.cc b/chrome/browser/net/chrome_network_delegate.cc
index 9abf6c4261555b914b4743dac26039c6ecddf6f3..e3e85f181c14c346da84ed422b4a9c6f86254937 100644
--- a/chrome/browser/net/chrome_network_delegate.cc
+++ b/chrome/browser/net/chrome_network_delegate.cc
@@ -27,6 +27,7 @@
 #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)
@@ -354,3 +355,20 @@ bool ChromeNetworkDelegate::OnCanAccessFile(const net::URLRequest& request,
   return true;
 #endif  // defined(OS_CHROMEOS)
 }
+
+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;
+}