Set network_accessed earlier, when network transaction creates stream.

net/http/http_network_transaction.cc

Index: net/http/http_network_transaction.cc
diff --git a/net/http/http_network_transaction.cc b/net/http/http_network_transaction.cc
index 3e9074ac30127eba6324bd74ead108b70045c6ac..555d4ad9b25bf86f8b647b8954f9edd60bb1c914 100644
--- a/net/http/http_network_transaction.cc
+++ b/net/http/http_network_transaction.cc
@@ -739,6 +739,8 @@ int HttpNetworkTransaction::DoCreateStream() {
       FROM_HERE_WITH_EXPLICIT_FUNCTION(
           "424359 HttpNetworkTransaction::DoCreateStream"));
 
+  response_.network_accessed = true;
+
   next_state_ = STATE_CREATE_STREAM_COMPLETE;
   if (ForWebSocketHandshake()) {
     stream_request_.reset(
@@ -1028,7 +1030,6 @@ int HttpNetworkTransaction::DoSendRequestComplete(int result) {
   send_end_time_ = base::TimeTicks::Now();
   if (result < 0)
     return HandleIOError(result);
-  response_.network_accessed = true;
   next_state_ = STATE_READ_HEADERS;
   return OK;
 }