Make QuicClientBase::WaitForCryptoHandshakeComplete return false if the handshake fails. There's cu…

net/tools/quic/quic_client_base.h

 // Copyright (c) 2015 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.
 //
 // A base class for the toy client, which connects to a specified port and sends
 // QUIC request to that endpoint.
 
 #ifndef NET_TOOLS_QUIC_QUIC_CLIENT_BASE_H_
 #define NET_TOOLS_QUIC_QUIC_CLIENT_BASE_H_
 
@@ skipping 115 matching lines @@
   void SendRequestsAndWaitForResponse(const std::vector<std::string>& url_list);
 
   // Returns a newly created QuicSpdyClientStream, owned by the
   // QuicSimpleClient.
   virtual QuicSpdyClientStream* CreateClientStream();
 
   // Wait for events until the stream with the given ID is closed.
   void WaitForStreamToClose(QuicStreamId id);
 
   // Wait for events until the handshake is confirmed.
-  void WaitForCryptoHandshakeConfirmed();
+  // Returns true if the crypto handshake succeeds, false otherwise.
+  bool WaitForCryptoHandshakeConfirmed() WARN_UNUSED_RESULT;
 
   // Wait up to 50ms, and handle any events which occur.
   // Returns true if there are any outstanding requests.
   bool WaitForEvents();
 
   // Migrate to a new socket during an active connection.
   bool MigrateSocket(const QuicIpAddress& new_host);
 
   QuicClientSession* session() { return session_.get(); }
 
@@ skipping 329 matching lines @@
   std::vector<std::unique_ptr<QuicDataToResend>> data_to_resend_on_connect_;
 
   std::unique_ptr<ClientQuicDataToResend> push_promise_data_to_resend_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicClientBase);
 };
 
 }  // namespace net
 
 #endif  // NET_TOOLS_QUIC_QUIC_CLIENT_BASE_H_