chromeos: Refactor system tray "show settings" commands to use mojo

chrome/browser/ui/ash/system_tray_common.h

Index: chrome/browser/ui/ash/system_tray_common.h
diff --git a/chrome/browser/ui/ash/system_tray_common.h b/chrome/browser/ui/ash/system_tray_common.h
deleted file mode 100644
index 5e835b737f534d4d5f020d1b435c8b39b3e53d1f..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/ash/system_tray_common.h
+++ /dev/null
@@ -1,63 +0,0 @@
-// Copyright 2016 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.
-
-#ifndef CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_COMMON_H_
-#define CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_COMMON_H_
-
-#include <string>
-
-#include "base/macros.h"
-
-// System tray code shared between classic ash SystemTrayDelegateChromeos and
-// mustash SystemTrayClient.
-// TODO(jamescook): Move all implementations into SystemTrayClient.
-class SystemTrayCommon {
- public:
-  static const char kDisplaySettingsSubPageName[];
-  static const char kDisplayOverscanSettingsSubPageName[];
-
-  // Shows general settings UI.
-  static void ShowSettings();
-
-  // Shows the settings related to date, timezone etc.
-  static void ShowDateSettings();
-
-  // Shows settings related to multiple displays.
-  static void ShowDisplaySettings();
-
-  // Shows settings related to power.
-  static void ShowPowerSettings();
-
-  // Shows the page that lets you disable performance tracing.
-  static void ShowChromeSlow();
-
-  // Shows settings related to input methods.
-  static void ShowIMESettings();
-
-  // Shows help.
-  static void ShowHelp();
-
-  // Show accessibility help.
-  static void ShowAccessibilityHelp();
-
-  // Show the settings related to accessibility.
-  static void ShowAccessibilitySettings();
-
-  // Shows the help center article for the stylus tool palette.
-  static void ShowPaletteHelp();
-
-  // Shows the settings related to the stylus tool palette.
-  static void ShowPaletteSettings();
-
-  // Shows information about public account mode.
-  static void ShowPublicAccountInfo();
-
-  // Shows UI for changing proxy settings.
-  static void ShowProxySettings();
-
- private:
-  DISALLOW_IMPLICIT_CONSTRUCTORS(SystemTrayCommon);
-};
-
-#endif  // CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_COMMON_H_