Notify NetworkDelegate when bytes have been sent over the network.

net/base/layered_network_delegate.cc

Index: net/base/layered_network_delegate.cc
diff --git a/net/base/layered_network_delegate.cc b/net/base/layered_network_delegate.cc
index f84b468732ded7a6aef5360181e821ba3fdb9ce3..a931814ce07ff23fd65d51fccc1f5df670267e98 100644
--- a/net/base/layered_network_delegate.cc
+++ b/net/base/layered_network_delegate.cc
@@ -97,6 +97,16 @@ void LayeredNetworkDelegate::OnSendHeadersInternal(
     const HttpRequestHeaders& headers) {
 }
 
+void LayeredNetworkDelegate::OnNetworkBytesSent(const URLRequest& request,
+                                                int64_t bytes_sent) {
+  OnNetworkBytesSentInternal(request, bytes_sent);
+  nested_network_delegate_->NotifyNetworkBytesSent(request, bytes_sent);
+}
+
+void LayeredNetworkDelegate::OnNetworkBytesSentInternal(
+    const URLRequest& request,
+    int64_t bytes_sent) {}

[mmenke, 2015/09/24 21:30:24]

Order here should match header order

[sclittle, 2015/09/24 22:20:42]

Done.

+
 int LayeredNetworkDelegate::OnHeadersReceived(
     URLRequest* request,
     const CompletionCallback& callback,