[TimeZoneMonitor] Decouple //content/browser/time_zone_monitor* to //device/.

content/browser/time_zone_monitor_win.cc

-// Copyright 2014 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 "content/browser/time_zone_monitor.h"
-
-#include <windows.h>
-
-#include <memory>
-
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/macros.h"
-#include "ui/gfx/win/singleton_hwnd_observer.h"
-
-namespace content {
-
-class TimeZoneMonitorWin : public TimeZoneMonitor {
- public:
-  TimeZoneMonitorWin()
-      : TimeZoneMonitor(),
-        singleton_hwnd_observer_(
-            new gfx::SingletonHwndObserver(base::Bind(
-                &TimeZoneMonitorWin::OnWndProc, base::Unretained(this)))) {}
-
-  ~TimeZoneMonitorWin() override {}
-
- private:
-  void OnWndProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam) {
-    if (message != WM_TIMECHANGE) {
-      return;
-    }
-
-    NotifyClients();
-  }
-
-  std::unique_ptr<gfx::SingletonHwndObserver> singleton_hwnd_observer_;
-
-  DISALLOW_COPY_AND_ASSIGN(TimeZoneMonitorWin);
-};
-
-// static
-std::unique_ptr<TimeZoneMonitor> TimeZoneMonitor::Create(
-    scoped_refptr<base::SequencedTaskRunner> file_task_runner) {
-  return std::unique_ptr<TimeZoneMonitor>(new TimeZoneMonitorWin());
-}
-
-}  // namespace content