Update from https://crrev.com/311346

net/socket/tcp_socket_win.cc

Index: net/socket/tcp_socket_win.cc
diff --git a/net/socket/tcp_socket_win.cc b/net/socket/tcp_socket_win.cc
index 1a4f2e89728fa027f9f541e1855b76153390bc32..0031c638165c61c8a8fe137bcfaa16c748ca876c 100644
--- a/net/socket/tcp_socket_win.cc
+++ b/net/socket/tcp_socket_win.cc
@@ -812,6 +812,11 @@ int TCPSocketWin::DoConnect() {
                       CreateNetLogIPEndPointCallback(peer_address_.get()));
 
   core_ = new Core(this);
+
+  // TODO(vadimt): Remove ScopedTracker below once crbug.com/436634 is fixed.
+  tracked_objects::ScopedTracker tracking_profile1(
+      FROM_HERE_WITH_EXPLICIT_FUNCTION("436634 TCPSocketWin::DoConnect1"));
+
   // WSAEventSelect sets the socket to non-blocking mode as a side effect.
   // Our connect() and recv() calls require that the socket be non-blocking.
   WSAEventSelect(socket_, core_->read_overlapped_.hEvent, FD_CONNECT);
@@ -819,7 +824,16 @@ int TCPSocketWin::DoConnect() {
   SockaddrStorage storage;
   if (!peer_address_->ToSockAddr(storage.addr, &storage.addr_len))
     return ERR_ADDRESS_INVALID;
+
+  // TODO(vadimt): Remove ScopedTracker below once crbug.com/436634 is fixed.
+  tracked_objects::ScopedTracker tracking_profile2(
+      FROM_HERE_WITH_EXPLICIT_FUNCTION("436634 TCPSocketWin::DoConnect2"));
+
   if (!connect(socket_, storage.addr, storage.addr_len)) {
+    // TODO(vadimt): Remove ScopedTracker below once crbug.com/436634 is fixed.
+    tracked_objects::ScopedTracker tracking_profile3(
+        FROM_HERE_WITH_EXPLICIT_FUNCTION("436634 TCPSocketWin::DoConnect3"));
+
     // Connected without waiting!
     //
     // The MSDN page for connect says:
@@ -836,6 +850,11 @@ int TCPSocketWin::DoConnect() {
       return OK;
   } else {
     int os_error = WSAGetLastError();
+
+    // TODO(vadimt): Remove ScopedTracker below once crbug.com/436634 is fixed.
+    tracked_objects::ScopedTracker tracking_profile4(
+        FROM_HERE_WITH_EXPLICIT_FUNCTION("436634 TCPSocketWin::DoConnect4"));
+
     if (os_error != WSAEWOULDBLOCK) {
       LOG(ERROR) << "connect failed: " << os_error;
       connect_os_error_ = os_error;
@@ -845,6 +864,10 @@ int TCPSocketWin::DoConnect() {
     }
   }
 
+  // TODO(vadimt): Remove ScopedTracker below once crbug.com/436634 is fixed.
+  tracked_objects::ScopedTracker tracking_profile5(
+      FROM_HERE_WITH_EXPLICIT_FUNCTION("436634 TCPSocketWin::DoConnect5"));
+
   core_->WatchForRead();
   return ERR_IO_PENDING;
 }