Remove unused was_fetched_via_proxy members

content/browser/loader/resource_loader.cc

Index: content/browser/loader/resource_loader.cc
diff --git a/content/browser/loader/resource_loader.cc b/content/browser/loader/resource_loader.cc
index 41a766587f1b19c36b47e74fc7d08f311d45a48e..805b1ee731b32eaba2dcc11a5b4ea6688064f1fa 100644
--- a/content/browser/loader/resource_loader.cc
+++ b/content/browser/loader/resource_loader.cc
@@ -64,8 +64,6 @@ void PopulateResourceResponse(ResourceRequestInfoImpl* info,
   response->head.alpn_negotiated_protocol =
       response_info.alpn_negotiated_protocol;
   response->head.connection_info = response_info.connection_info;
-  response->head.was_fetched_via_proxy = request->was_fetched_via_proxy();
-  response->head.proxy_server = response_info.proxy_server;
   response->head.socket_address = response_info.socket_address;
   const content::ResourceRequestInfo* request_info =
       content::ResourceRequestInfo::ForRequest(request);