Race TCP connection to proxies with QUIC connections

net/base/test_proxy_delegate.h

Index: net/base/test_proxy_delegate.h
diff --git a/net/base/test_proxy_delegate.h b/net/base/test_proxy_delegate.h
index 0a045a1722892a08d22ad2c286a4e9249d4b536c..3af0e89a247aa16f7c6d989d9459d6b172dd47f5 100644
--- a/net/base/test_proxy_delegate.h
+++ b/net/base/test_proxy_delegate.h
@@ -65,6 +65,20 @@ class TestProxyDelegate : public ProxyDelegate {
       const HostPortPair& proxy_server,
       const HttpResponseHeaders& response_headers) override;
   bool IsTrustedSpdyProxy(const net::ProxyServer& proxy_server) override;
+  void GetAlternativeProxy(
+      const GURL& url,
+      const ProxyServer& resolved_proxy_server,
+      ProxyServer* alternative_proxy_server) const override;
+  void OnAlternativeProxyBroken(
+      const ProxyServer& alternative_proxy_server) override;
+
+  void set_alternative_proxy_server(
+      const ProxyServer& alternative_proxy_server) {
+    alternative_proxy_server_ = alternative_proxy_server;
+  }
+  const ProxyServer& alternative_proxy_server() const {
+    return alternative_proxy_server_;
+  }
 
  private:
   bool on_before_tunnel_request_called_;
@@ -76,6 +90,7 @@ class TestProxyDelegate : public ProxyDelegate {
   HostPortPair on_tunnel_headers_received_origin_;
   HostPortPair on_tunnel_headers_received_proxy_server_;
   std::string on_tunnel_headers_received_status_line_;
+  ProxyServer alternative_proxy_server_;
 };
 
 }  // namespace net