Remove now unused Balsa code.

net/tools/quic/test_tools/quic_test_client.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 "net/tools/quic/test_tools/quic_test_client.h"
 
 #include <memory>
 #include <utility>
 #include <vector>
 
 #include "base/memory/ptr_util.h"
+#include "base/strings/string_util.h"
 #include "base/time/time.h"
 #include "net/base/completion_callback.h"
 #include "net/base/net_errors.h"
 #include "net/cert/cert_verify_result.h"
 #include "net/cert/x509_certificate.h"
 #include "net/quic/core/crypto/proof_verifier.h"
 #include "net/quic/core/quic_flags.h"
 #include "net/quic/core/quic_server_id.h"
 #include "net/quic/core/quic_utils.h"
 #include "net/quic/core/spdy_utils.h"
 #include "net/quic/test_tools/crypto_test_utils.h"
 #include "net/quic/test_tools/quic_connection_peer.h"
 #include "net/quic/test_tools/quic_spdy_session_peer.h"
 #include "net/quic/test_tools/quic_test_utils.h"
 #include "net/quic/test_tools/reliable_quic_stream_peer.h"
 #include "net/tools/quic/quic_epoll_connection_helper.h"
 #include "net/tools/quic/quic_packet_writer_wrapper.h"
 #include "net/tools/quic/quic_spdy_client_stream.h"
-#include "net/tools/quic/spdy_balsa_utils.h"
-#include "net/tools/quic/test_tools/http_message.h"
 #include "net/tools/quic/test_tools/quic_client_peer.h"
 #include "url/gurl.h"
 
 using base::StringPiece;
 using net::QuicServerId;
 using net::test::QuicConnectionPeer;
 using net::test::QuicSpdySessionPeer;
 using net::test::ReliableQuicStreamPeer;
 using std::string;
 using testing::_;
@@ skipping 645 matching lines @@
   } else if (uri[0] == '/') {
     url = "https://" + client_->server_id().host() + uri;
   } else {
     url = "https://" + uri;
   }
   return SpdyUtils::PopulateHeaderBlockFromUrl(url, headers);
 }
 
 }  // namespace test
 }  // namespace net