Receiving Connection: Proxy-Bypass induces proxy fallback.

net/proxy/proxy_service.cc

Index: net/proxy/proxy_service.cc
diff --git a/net/proxy/proxy_service.cc b/net/proxy/proxy_service.cc
index 9989b8221cdc09944ce3e14622d3d088851b6f7e..615434bb392b83be3881a47e93b83d4ae702aefd 100644
--- a/net/proxy/proxy_service.cc
+++ b/net/proxy/proxy_service.cc
@@ -1174,6 +1174,12 @@ int ProxyService::ReconsiderProxyAfterError(const GURL& url,
   return did_fallback ? OK : ERR_FAILED;
 }
 
+bool ProxyService::MarkProxyAsBad(const ProxyInfo& result,
+                                  const BoundNetLog& net_log) {
+  result.proxy_list_.UpdateRetryInfoOnFallback(&proxy_retry_info_, net_log);
+  return result.proxy_list_.HasUntriedProxies(proxy_retry_info_);
+}
+
 void ProxyService::ReportSuccess(const ProxyInfo& result) {
   DCHECK(CalledOnValidThread());