Send fatal proxy errors to the network delegate.

net/url_request/url_request_job.cc

Index: net/url_request/url_request_job.cc
diff --git a/net/url_request/url_request_job.cc b/net/url_request/url_request_job.cc
index ac051270ccf588a4164cf8e6b31267a6479c6ab5..f1d69efdf9598f55cf3ca4b82b2575267c7b8592 100644
--- a/net/url_request/url_request_job.cc
+++ b/net/url_request/url_request_job.cc
@@ -13,8 +13,10 @@
 #include "net/base/load_flags.h"
 #include "net/base/mime_util.h"
 #include "net/base/net_errors.h"
+#include "net/http/http_network_delegate.h"
 #include "net/http/http_response_headers.h"
 #include "net/url_request/url_request.h"
+#include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_job_metrics.h"
 #include "net/url_request/url_request_job_tracker.h"
 
@@ -530,10 +532,18 @@ void URLRequestJob::NotifyReadComplete(int bytes_read) {
     int filter_bytes_read = 0;
     if (ReadFilteredData(&filter_bytes_read)) {
       postfilter_bytes_read_ += filter_bytes_read;
+      if (request_->context() && request_->context()->network_delegate()) {
+        request_->context()->network_delegate()->OnReadCompleted(
+            request_, filter_bytes_read);
+      }
       request_->delegate()->OnReadCompleted(request_, filter_bytes_read);
     }
   } else {
     postfilter_bytes_read_ += bytes_read;
+    if (request_->context() && request_->context()->network_delegate()) {
+      request_->context()->network_delegate()->OnReadCompleted(
+          request_, bytes_read);
+    }
     request_->delegate()->OnReadCompleted(request_, bytes_read);
   }
 }
@@ -605,6 +615,8 @@ void URLRequestJob::CompleteNotifyDone() {
     // OnResponseStarted yet.
     if (has_handled_response_) {
       // We signal the error by calling OnReadComplete with a bytes_read of -1.
+      if (request_->context() && request_->context()->network_delegate())
+        request_->context()->network_delegate()->OnReadCompleted(request_, -1);
       request_->delegate()->OnReadCompleted(request_, -1);
     } else {
       has_handled_response_ = true;