Move touchscreen device caching to DeviceDataManager

ui/display/types/chromeos/touchscreen_device_manager.h

Index: ui/display/types/chromeos/touchscreen_device_manager.h
diff --git a/ui/display/types/chromeos/touchscreen_device_manager.h b/ui/display/types/chromeos/touchscreen_device_manager.h
deleted file mode 100644
index ef99c287940ff763ff945a566ba0c49c001e8b46..0000000000000000000000000000000000000000
--- a/ui/display/types/chromeos/touchscreen_device_manager.h
+++ /dev/null
@@ -1,27 +0,0 @@
-// 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.
-
-#ifndef UI_DISPLAY_TYPES_CHROMEOS_TOUCHSCREEN_DEVICE_MANAGER_H_
-#define UI_DISPLAY_TYPES_CHROMEOS_TOUCHSCREEN_DEVICE_MANAGER_H_
-
-#include <vector>
-
-#include "ui/display/types/chromeos/touchscreen_device.h"
-
-namespace ui {
-
-// Implementations are responsible for querying and returning a list of avalable
-// touchscreen devices.
-class DISPLAY_TYPES_EXPORT TouchscreenDeviceManager {
- public:
-  virtual ~TouchscreenDeviceManager() {}
-
-  // Returns a list of available touchscreen devices. This call will query the
-  // underlying system for an updated list of devices.
-  virtual std::vector<TouchscreenDevice> GetDevices() = 0;
-};
-
-}  // namespace ui
-
-#endif  // UI_DISPLAY_TYPES_CHROMEOS_TOUCHSCREEN_DEVICE_MANAGER_H_