Chrome could not accept IE's proxy exclusions list delimited by commas.

net/proxy/proxy_config_service_win.cc

 // Copyright (c) 2011 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_config_service_win.h"
 
 #include <windows.h>
 #include <winhttp.h>
 
 #include "base/logging.h"
@@ skipping 161 matching lines @@
   if (ie_config.fAutoDetect)
     config->set_auto_detect(true);
   if (ie_config.lpszProxy) {
     // lpszProxy may be a single proxy, or a proxy per scheme. The format
     // is compatible with ProxyConfig::ProxyRules's string format.
     config->proxy_rules().ParseFromString(WideToASCII(ie_config.lpszProxy));
   }
   if (ie_config.lpszProxyBypass) {
     std::string proxy_bypass = WideToASCII(ie_config.lpszProxyBypass);
 
-    StringTokenizer proxy_server_bypass_list(proxy_bypass, "; \t\n\r");
+    StringTokenizer proxy_server_bypass_list(proxy_bypass, ";, \t\n\r");
     while (proxy_server_bypass_list.GetNext()) {
       std::string bypass_url_domain = proxy_server_bypass_list.token();
       config->proxy_rules().bypass_rules.AddRuleFromString(bypass_url_domain);
     }
   }
   if (ie_config.lpszAutoConfigUrl)
     config->set_pac_url(GURL(ie_config.lpszAutoConfigUrl));
 }
 
 }  // namespace net