Consolidate RecordBrowserStartupTime() into one location

base/process_info_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 "base/process_info.h"
+
+#include <windows.h>
+
+#include "base/basictypes.h"
+#include "base/time.h"
+
+namespace {
+
+using base::Time;
+
+// Return the process creation time.
+Time ProcessCreationTimeInternal() {
+  // Calculate the time that has elapsed from our own process creation.
+  FILETIME creation_time = {};
+  FILETIME ignore = {};
+  ::GetProcessTimes(::GetCurrentProcess(), &creation_time, &ignore, &ignore,
+      &ignore);

[jeremy, 2012/06/19 15:44:20]

Looks like this function can fail too, so I need to make this match the Mac
version...

+
+  return base::Time::FromFileTime(creation_time);
+}
+
+}  // namespace
+
+namespace base {
+
+//static
+const Time* CurrentProcessInfo::CreationTime() {
+  static Time process_creation_time =
+       ProcessCreationTimeInternal();
+  return &process_creation_time;
+}
+
+}  // namespace base