Change ui cursor identifiers to an enum class.

services/ui/ws/event_dispatcher.cc

 // Copyright 2015 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 "services/ui/ws/event_dispatcher.h"
 
 #include <algorithm>
 
 #include "base/memory/ptr_util.h"
 #include "base/time/time.h"
@@ skipping 73 matching lines @@
   // shouldn't cause problems because we already read the cursor before we
   // process any events in views during window construction.
   delegate_->OnMouseCursorLocationChanged(screen_location);
 }
 
 ui::mojom::CursorType EventDispatcher::GetCurrentMouseCursor() const {
   if (drag_controller_)
     return drag_controller_->current_cursor();
 
   if (!mouse_cursor_source_window_)
-    return ui::mojom::CursorType::POINTER;
+    return ui::mojom::CursorType::kPointer;
 
   if (mouse_cursor_in_non_client_area_)
     return mouse_cursor_source_window_->non_client_cursor();
 
   const ServerWindow* window = GetWindowForMouseCursor();
-  return window ? window->cursor() : ui::mojom::CursorType::POINTER;
+  return window ? window->cursor() : ui::mojom::CursorType::kPointer;
 }
 
 bool EventDispatcher::SetCaptureWindow(ServerWindow* window,
                                        ClientSpecificId client_id) {
   if (!window)
     client_id = kInvalidClientId;
 
   if (window == capture_window_ && client_id == capture_window_client_id_)
     return true;
 
@@ skipping 541 matching lines @@
   if (mouse_cursor_source_window_ == window)
     SetMouseCursorSourceWindow(nullptr);
 }
 
 void EventDispatcher::OnDragCursorUpdated() {
   delegate_->UpdateNativeCursorFromDispatcher();
 }
 
 }  // namespace ws
 }  // namespace ui