Misc. cleanup, primarily removing unused locals.

net/proxy/dhcp_proxy_script_adapter_fetcher_win.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/dhcp_proxy_script_adapter_fetcher_win.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 202 matching lines @@
 // static
 std::string DhcpProxyScriptAdapterFetcher::GetPacURLFromDhcp(
     const std::string& adapter_name) {
   EnsureDhcpcsvcInit();
 
   std::wstring adapter_name_wide = base::SysMultiByteToWide(adapter_name,
                                                             CP_ACP);
 
   DHCPCAPI_PARAMS_ARRAY send_params = { 0, NULL };
 
-  BYTE option_data[] = { 1, 252 };
   DHCPCAPI_PARAMS wpad_params = { 0 };
   wpad_params.OptionId = 252;
   wpad_params.IsVendor = FALSE;  // Surprising, but intentional.
 
   DHCPCAPI_PARAMS_ARRAY request_params = { 0 };
   request_params.nParams = 1;
   request_params.Params = &wpad_params;
 
   // The maximum message size is typically 4096 bytes on Windows per
   // http://support.microsoft.com/kb/321592
@@ skipping 50 matching lines @@
   // first null in case of embedded NULLs; this is the outer
   // constructor that takes the result of c_str() on the inner.  If
   // the server is giving us back a buffer with embedded NULLs,
   // something is broken anyway.  Finally, trim trailing whitespace.
   std::string result(std::string(data, count_bytes).c_str());
   base::TrimWhitespaceASCII(result, base::TRIM_TRAILING, &result);
   return result;
 }
 
 }  // namespace net