Revert of Adjust callers and networking delegates in net/ to modified APIs

net/url_request/report_sender.cc

Index: net/url_request/report_sender.cc
diff --git a/net/url_request/report_sender.cc b/net/url_request/report_sender.cc
index 76f171d116a7e68fd19911b0edeace9d99f3ff5a..c91ddd0752daffcc3848ee0f4eab9882235ad695 100644
--- a/net/url_request/report_sender.cc
+++ b/net/url_request/report_sender.cc
@@ -59,13 +59,11 @@
   error_callback_ = error_callback;
 }
 
-void ReportSender::OnResponseStarted(URLRequest* request, int net_error) {
-  DCHECK_NE(ERR_IO_PENDING, net_error);
-
-  if (net_error != OK) {
+void ReportSender::OnResponseStarted(URLRequest* request) {
+  if (!request->status().is_success()) {
     DVLOG(1) << "Failed to send report for " << request->url().host();
     if (!error_callback_.is_null())
-      error_callback_.Run(request->url(), net_error);
+      error_callback_.Run(request->url(), request->status().error());
   }
 
   CHECK_GT(inflight_requests_.erase(request), 0u);