Remove KeyboardDevice class.

ui/events/devices/device_data_manager.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 "ui/events/devices/device_data_manager.h"
 
 #include "base/at_exit.h"
 #include "base/bind.h"
 #include "base/logging.h"
 #include "ui/display/display.h"
@@ skipping 133 matching lines @@
                  devices.end(),
                  touchscreen_devices_.begin(),
                  InputDeviceEquals)) {
     return;
   }
   touchscreen_devices_ = devices;
   NotifyObserversTouchscreenDeviceConfigurationChanged();
 }
 
 void DeviceDataManager::OnKeyboardDevicesUpdated(
-    const std::vector<KeyboardDevice>& devices) {
+    const std::vector<InputDevice>& devices) {
   if (devices.size() == keyboard_devices_.size() &&
       std::equal(devices.begin(),
                  devices.end(),
                  keyboard_devices_.begin(),
                  InputDeviceEquals)) {
     return;
   }
   keyboard_devices_ = devices;
   NotifyObserversKeyboardDeviceConfigurationChanged();
 }
@@ skipping 55 matching lines @@
 
 void DeviceDataManager::SetTouchscreensEnabled(bool enabled) {
   touch_screens_enabled_ = enabled;
 }
 
 bool DeviceDataManager::AreTouchscreensEnabled() const {
   return touch_screens_enabled_;
 }
 
 }  // namespace ui