More old files deletion.

ui/gfx/sys_color_change_listener.cc

Index: ui/gfx/sys_color_change_listener.cc
diff --git a/ui/gfx/sys_color_change_listener.cc b/ui/gfx/sys_color_change_listener.cc
deleted file mode 100644
index 7f52f89237f98322cf2fd370dd3d5f2349d45f00..0000000000000000000000000000000000000000
--- a/ui/gfx/sys_color_change_listener.cc
+++ /dev/null
@@ -1,120 +0,0 @@
-// 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 "ui/gfx/sys_color_change_listener.h"
-
-#if defined(OS_WIN)
-#include <windows.h>
-#endif
-
-#include "base/basictypes.h"
-#include "base/memory/singleton.h"
-#include "base/observer_list.h"
-#include "ui/gfx/color_utils.h"
-
-#if defined(OS_WIN)
-#include "ui/gfx/win/singleton_hwnd.h"
-#endif
-
-namespace gfx {
-
-namespace {
-
-bool g_is_inverted_color_scheme = false;
-bool g_is_inverted_color_scheme_initialized = false;
-
-void UpdateInvertedColorScheme() {
-#if defined(OS_WIN)
-  int foreground_luminance = color_utils::GetLuminanceForColor(
-      color_utils::GetSysSkColor(COLOR_WINDOWTEXT));
-  int background_luminance = color_utils::GetLuminanceForColor(
-      color_utils::GetSysSkColor(COLOR_WINDOW));
-  HIGHCONTRAST high_contrast = {0};
-  high_contrast.cbSize = sizeof(HIGHCONTRAST);
-  g_is_inverted_color_scheme =
-      SystemParametersInfo(SPI_GETHIGHCONTRAST, 0, &high_contrast, 0) &&
-      ((high_contrast.dwFlags & HCF_HIGHCONTRASTON) != 0) &&
-      foreground_luminance > background_luminance;
-  g_is_inverted_color_scheme_initialized = true;
-#endif
-}
-
-}  // namespace
-
-bool IsInvertedColorScheme() {
-  if (!g_is_inverted_color_scheme_initialized)
-    UpdateInvertedColorScheme();
-  return g_is_inverted_color_scheme;
-}
-
-#if defined(OS_WIN)
-class SysColorChangeObserver : public gfx::SingletonHwnd::Observer {
- public:
-  static SysColorChangeObserver* GetInstance();
-
-  void AddListener(SysColorChangeListener* listener);
-  void RemoveListener(SysColorChangeListener* listener);
-
- private:
-  friend struct DefaultSingletonTraits<SysColorChangeObserver>;
-
-  SysColorChangeObserver();
-  virtual ~SysColorChangeObserver();
-
-  virtual void OnWndProc(HWND hwnd,
-                         UINT message,
-                         WPARAM wparam,
-                         LPARAM lparam) override;
-
-  ObserverList<SysColorChangeListener> listeners_;
-};
-
-// static
-SysColorChangeObserver* SysColorChangeObserver::GetInstance() {
-  return Singleton<SysColorChangeObserver>::get();
-}
-
-SysColorChangeObserver::SysColorChangeObserver() {
-  gfx::SingletonHwnd::GetInstance()->AddObserver(this);
-}
-
-SysColorChangeObserver::~SysColorChangeObserver() {
-  gfx::SingletonHwnd::GetInstance()->RemoveObserver(this);
-}
-
-void SysColorChangeObserver::AddListener(SysColorChangeListener* listener) {
-  listeners_.AddObserver(listener);
-}
-
-void SysColorChangeObserver::RemoveListener(SysColorChangeListener* listener) {
-  listeners_.RemoveObserver(listener);
-}
-
-void SysColorChangeObserver::OnWndProc(HWND hwnd,
-                                       UINT message,
-                                       WPARAM wparam,
-                                       LPARAM lparam) {
-  if (message == WM_SYSCOLORCHANGE ||
-      (message == WM_SETTINGCHANGE && wparam == SPI_SETHIGHCONTRAST)) {
-    UpdateInvertedColorScheme();
-    FOR_EACH_OBSERVER(SysColorChangeListener, listeners_, OnSysColorChange());
-  }
-}
-#endif
-
-ScopedSysColorChangeListener::ScopedSysColorChangeListener(
-    SysColorChangeListener* listener)
-    : listener_(listener) {
-#if defined(OS_WIN)
-  SysColorChangeObserver::GetInstance()->AddListener(listener_);
-#endif
-}
-
-ScopedSysColorChangeListener::~ScopedSysColorChangeListener() {
-#if defined(OS_WIN)
-  SysColorChangeObserver::GetInstance()->RemoveListener(listener_);
-#endif
-}
-
-}  // namespace gfx