events: Generalize IsTouchscreenInternal to any device type

ui/events/platform/x11/x11_hotplug_event_handler.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/platform/x11/x11_hotplug_event_handler.h"
 
 #include <X11/Xatom.h>
 #include <X11/extensions/XInput.h>
 #include <X11/extensions/XInput2.h>
 
@@ skipping 281 matching lines @@
       }
     }
 
     for (const TouchClassInfo& info : device_info.touch_class_infos) {
       is_direct_touch = info.mode == XIDirectTouch;
     }
 
     // Touchscreens should have absolute X and Y axes, and be direct touch
     // devices.
     if (max_x > 0.0 && max_y > 0.0 && is_direct_touch) {
-      InputDeviceType type = IsTouchscreenInternal(device_info.path)
-              ? InputDeviceType::INPUT_DEVICE_INTERNAL
-              : InputDeviceType::INPUT_DEVICE_EXTERNAL;
+      InputDeviceType type = GetInputDeviceTypeFromPath(device_info.path);
       // |max_x| and |max_y| are inclusive values, so we need to add 1 to get
       // the size.
       devices.push_back(TouchscreenDevice(
           device_info.id,
           type,
           device_info.name,
           gfx::Size(max_x + 1, max_y + 1)));
     }
   }
 
@@ skipping 59 matching lines @@
   base::WorkerPool::PostTask(FROM_HERE,
                              base::Bind(&HandleHotplugEventInWorker,
                                         device_infos,
                                         display_state,
                                         base::ThreadTaskRunnerHandle::Get(),
                                         callbacks),
                              true /* task_is_slow */);
 }
 
 }  // namespace ui