Update from https://crrev.com/305340

net/proxy/proxy_script_fetcher_impl_unittest.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/proxy/proxy_script_fetcher_impl.h"
 
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
@@ skipping 161 matching lines @@
   }
 
   bool OnCanAccessFile(const net::URLRequest& request,
                        const base::FilePath& path) const override {
     return true;
   }
   bool OnCanThrottleRequest(const URLRequest& request) const override {
     return false;
   }
 
-  int OnBeforeSocketStreamConnect(SocketStream* stream,
-                                  const CompletionCallback& callback) override {
-    return OK;
-  }
-
   DISALLOW_COPY_AND_ASSIGN(BasicNetworkDelegate);
 };
 
 }  // namespace
 
 class ProxyScriptFetcherImplTest : public PlatformTest {
  public:
   ProxyScriptFetcherImplTest()
       : test_server_(SpawnedTestServer::TYPE_HTTP,
                      net::SpawnedTestServer::kLocalhost,
@@ skipping 283 matching lines @@
   {
     GURL url(kEncodedUrlBroken);
     base::string16 text;
     TestCompletionCallback callback;
     int result = pac_fetcher.Fetch(url, &text, callback.callback());
     EXPECT_EQ(ERR_FAILED, result);
   }
 }
 
 }  // namespace net