Update from https://crrev.com/308331

net/test/spawned_test_server/local_test_server_win.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/test/spawned_test_server/local_test_server.h"
 
 #include <windows.h>
 
 #include "base/base_paths.h"
 #include "base/bind.h"
@@ skipping 158 matching lines @@
   // interoperability. When sharing a handle between 32-bit and 64-bit
   // applications, only the lower 32 bits are significant, so it is
   // safe to truncate the handle (when passing it from 64-bit to
   // 32-bit) or sign-extend the handle (when passing it from 32-bit to
   // 64-bit)."
   python_command.AppendArg("--startup-pipe=" +
       base::IntToString(reinterpret_cast<uintptr_t>(child_write)));
 
   base::LaunchOptions launch_options;
   launch_options.inherit_handles = true;
-  if (!base::LaunchProcess(python_command, launch_options, &process_handle_)) {
+  process_ = base::LaunchProcess(python_command, launch_options);
+  if (!process_.IsValid()) {
     LOG(ERROR) << "Failed to launch " << python_command.GetCommandLineString();
     return false;
   }
 
   return true;
 }
 
 bool LocalTestServer::WaitToStart() {
   base::win::ScopedHandle read_fd(child_read_fd_.Take());
   base::win::ScopedHandle write_fd(child_write_fd_.Take());
@@ skipping 15 matching lines @@
   if (!ParseServerData(server_data)) {
     LOG(ERROR) << "Could not parse server_data: " << server_data;
     return false;
   }
 
   return true;
 }
 
 }  // namespace net