Cleanup in base. This moves the implementation (and a bunch of header file...

base/test/multiprocess_test.cc

Index: base/test/multiprocess_test.cc
===================================================================
--- base/test/multiprocess_test.cc	(revision 0)
+++ base/test/multiprocess_test.cc	(revision 0)
@@ -0,0 +1,74 @@
+// Copyright (c) 2010 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 "base/test/multiprocess_test.h"
+
+#include "base/base_switches.h"
+#include "base/command_line.h"
+
+#if defined(OS_POSIX)
+#include <sys/types.h>
+#include <unistd.h>
+#endif
+
+namespace base {
+
+MultiProcessTest::MultiProcessTest() {
+}
+
+ProcessHandle MultiProcessTest::SpawnChild(const std::string& procname,
+                                           bool debug_on_start) {
+#if defined(OS_WIN)
+  return SpawnChildImpl(procname, debug_on_start);
+#elif defined(OS_POSIX)
+  file_handle_mapping_vector empty_file_list;
+  return SpawnChildImpl(procname, empty_file_list, debug_on_start);
+#endif
+}
+
+#if defined(OS_POSIX)
+ProcessHandle MultiProcessTest::SpawnChild(
+    const std::string& procname,
+    const file_handle_mapping_vector& fds_to_map,
+    bool debug_on_start) {
+  return SpawnChildImpl(procname, fds_to_map, debug_on_start);
+}
+#endif
+
+CommandLine MultiProcessTest::MakeCmdLine(const std::string& procname,
+                                          bool debug_on_start) {
+  CommandLine cl(*CommandLine::ForCurrentProcess());
+  cl.AppendSwitchASCII(switches::kTestChildProcess, procname);
+  if (debug_on_start)
+    cl.AppendSwitch(switches::kDebugOnStart);
+  return cl;
+}
+
+#if defined(OS_WIN)
+
+ProcessHandle MultiProcessTest::SpawnChildImpl(const std::string& procname,
+                                               bool debug_on_start) {
+  ProcessHandle handle = static_cast<ProcessHandle>(NULL);
+  LaunchApp(MakeCmdLine(procname, debug_on_start),
+                  false, true, &handle);
+  return handle;
+}
+
+#elif defined(OS_POSIX)
+
+// TODO(port): with the CommandLine refactoring, this code is very similar
+// to the Windows code.  Investigate whether this can be made shorter.
+ProcessHandle MultiProcessTest::SpawnChildImpl(
+    const std::string& procname,
+    const file_handle_mapping_vector& fds_to_map,
+    bool debug_on_start) {
+  ProcessHandle handle = kNullProcessHandle;
+  LaunchApp(MakeCmdLine(procname, debug_on_start).argv(),
+                  fds_to_map, false, &handle);
+  return handle;
+}
+
+#endif
+
+}  // namespace base