Change base::LaunchProcess API slightly

chrome/browser/process_info_snapshot_mac_unittest.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/process_info_snapshot.h"
 
 #include <sys/types.h>  // For |uid_t| (and |pid_t|).
 #include <unistd.h>  // For |getpid()|, |getuid()|, etc.
 
 #include <vector>
@@ skipping 95 matching lines @@
   fds_to_remap.push_back(std::make_pair(fileno(stderr), 2));
 
   std::vector<std::string> argv;
   argv.push_back("/usr/bin/top");
   argv.push_back("-l");
   argv.push_back("0");
 
   base::ProcessHandle process_handle;
   base::LaunchOptions options;
   options.fds_to_remap = &fds_to_remap;
-  options.process_handle = &process_handle;
-  ASSERT_TRUE(base::LaunchProcess(argv, options));
+  ASSERT_TRUE(base::LaunchProcess(argv, options, &process_handle));
   PCHECK(HANDLE_EINTR(close(fds[1])) == 0);
 
   // Wait until there's some output form top. This is an easy way to tell that
   // the exec() call is done and top is actually running.
   char buf[1];
   PCHECK(HANDLE_EINTR(read(fds[0], buf, 1)) == 1);
 
   std::vector<base::ProcessId> pid_list;
   pid_list.push_back(process_handle);
   ProcessInfoSnapshot snapshot;
   ASSERT_TRUE(snapshot.Sample(pid_list));
 
   ProcessInfoSnapshot::ProcInfoEntry proc_info;
   ASSERT_TRUE(snapshot.GetProcInfo(process_handle, &proc_info));
   // Effective user ID should be 0 (root).
   EXPECT_EQ(proc_info.euid, 0u);
   // Real user ID should match the calling process's user id.
   EXPECT_EQ(proc_info.uid, geteuid());
 
   ASSERT_TRUE(base::KillProcess(process_handle, 0, true));
   PCHECK(HANDLE_EINTR(close(fds[0])) == 0);
 }