Plumb connection attempts from (non-proxy) ConnectJobs to HttpNetworkTransaction.

chrome/browser/devtools/devtools_network_transaction.cc

Index: chrome/browser/devtools/devtools_network_transaction.cc
diff --git a/chrome/browser/devtools/devtools_network_transaction.cc b/chrome/browser/devtools/devtools_network_transaction.cc
index 6a0f1b578150a908f2ec61b75eda8bee1288dd46..bd9b8e748cd90e7616ef7473e1f21938032d179a 100644
--- a/chrome/browser/devtools/devtools_network_transaction.cc
+++ b/chrome/browser/devtools/devtools_network_transaction.cc
@@ -10,6 +10,7 @@
 #include "net/base/upload_progress.h"
 #include "net/http/http_network_transaction.h"
 #include "net/http/http_request_info.h"
+#include "net/socket/connection_attempts.h"
 
 // Keep in sync with kDevToolsRequestInitiator and
 // kDevToolsEmulateNetworkConditionsClientId defined in
@@ -266,6 +267,12 @@ int DevToolsNetworkTransaction::ResumeNetworkStart() {
   return network_transaction_->ResumeNetworkStart();
 }
 
+void
+DevToolsNetworkTransaction::GetConnectionAttempts(net::ConnectionAttempts* out)
+const {
+  network_transaction_->GetConnectionAttempts(out);
+}
+
 void DevToolsNetworkTransaction::FireThrottledCallback() {
   DCHECK(!callback_.is_null());
   DCHECK(callback_type_ == READ || callback_type_ == START);