Change base::LaunchProcess API slightly

chrome/browser/printing/printer_manager_dialog_linux.cc

 // Copyright (c) 2011 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 "chrome/browser/printing/printer_manager_dialog.h"
 
 #include "base/environment.h"
 #include "base/nix/xdg_util.h"
 #include "base/process_util.h"
 #include "content/browser/browser_thread.h"
@@ skipping 29 matching lines @@
       break;
   }
 
   if (!command) {
     LOG(ERROR) << "Failed to detect the command to open printer config dialog";
     return;
   }
 
   std::vector<std::string> argv;
   argv.push_back(command);
-  base::LaunchOptions options;
   base::ProcessHandle handle;
-  options.process_handle = &handle;
-  if (!base::LaunchProcess(argv, options)) {
+  if (!base::LaunchProcess(argv, base::LaunchOptions(), &handle)) {
     LOG(ERROR) << "Failed to open printer manager dialog ";
     return;
   }
   ProcessWatcher::EnsureProcessGetsReaped(handle);
 }
 
 }  // anonymous namespace
 
 namespace printing {
 
 void PrinterManagerDialog::ShowPrinterManagerDialog() {
   BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
       NewRunnableFunction(&DetectAndOpenPrinterConfigDialog));
 }
 
 }  // namespace printing