Add Finch experiment for selectively bypassing proxies.

net/http/http_network_transaction_unittest.cc

 // Copyright 2013 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/http/http_network_transaction.h"
 
 #include <math.h>  // ceil
 #include <stdarg.h>
 #include <string>
 #include <vector>
@@ skipping 9114 matching lines @@
   session_deps_.next_protos = SpdyNextProtos();
 
   ProxyConfig proxy_config;
   proxy_config.set_auto_detect(true);
   proxy_config.set_pac_url(GURL("http://fooproxyurl"));
 
   CapturingProxyResolver* capturing_proxy_resolver =
       new CapturingProxyResolver();
   session_deps_.proxy_service.reset(new ProxyService(
       new ProxyConfigServiceFixed(proxy_config), capturing_proxy_resolver,
-      NULL));
+      NULL, NULL));
   CapturingNetLog net_log;
   session_deps_.net_log = &net_log;
 
   HttpRequestInfo request;
   request.method = "GET";
   request.url = GURL("http://www.google.com/");
   request.load_flags = 0;
 
   std::string alternate_protocol_http_header =
       GetAlternateProtocolHttpHeader();
@@ skipping 4035 matching lines @@
   EXPECT_EQ(ERR_IO_PENDING, rv);
 
   rv = callback.WaitForResult();
   EXPECT_EQ(ERR_CONNECTION_RESET, rv);
 
   const HttpResponseInfo* response = trans->GetResponseInfo();
   EXPECT_TRUE(response == NULL);
 }
 
 }  // namespace net