Upgrade the windows specific version of LaunchProcess to avoid raw handles.

cloud_print/virtual_driver/win/install/setup.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 <windows.h>
 #include <setupapi.h>  // Must be included after windows.h
 #include <winspool.h>
 #include <iomanip>
 
 #include "base/at_exit.h"
@@ skipping 120 matching lines @@
   if (!install) {
     command_line.AppendArg("/u");
   }
 
   // Use system32 path here because otherwise ::AddMonitor would fail.
   command_line.AppendArgPath(GetSystemPath(GetPortMonitorDllName()));
 
   base::LaunchOptions options;
   options.wait = true;
 
-  base::win::ScopedHandle regsvr32_handle;
-  if (!base::LaunchProcess(command_line.GetCommandLineString(), options,
-                           &regsvr32_handle)) {
+  base::Process regsvr32_process =
+      base::LaunchProcess(command_line.GetCommandLineString(), options);
+  if (!regsvr32_process.IsValid()) {
     LOG(ERROR) << "Unable to launch regsvr32.exe.";
     return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
   }
 
   DWORD exit_code = S_OK;
   if (install) {
-    if (!GetExitCodeProcess(regsvr32_handle.Get(), &exit_code)) {
+    if (!GetExitCodeProcess(regsvr32_process.Handle(), &exit_code)) {
       LOG(ERROR) << "Unable to get regsvr32.exe exit code.";
       return GetLastHResult();
     }
     if (exit_code != 0) {
       LOG(ERROR) << "Regsvr32.exe failed with " << exit_code;
       return HRESULT_FROM_WIN32(exit_code);
     }
   } else {
     if (!base::DeleteFile(target_path, false)) {
       SpoolerServiceCommand("stop");
@@ skipping 390 matching lines @@
 
   VLOG(0) << GetErrorMessage(retval)
           << " HRESULT=0x" << std::setbase(16) << retval;
 
   // Installer is silent by default as required by Google Update.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch("verbose")) {
     DisplayWindowsMessage(NULL, retval, LoadLocalString(IDS_DRIVER_NAME));
   }
   return retval;
 }