Change ui cursor identifiers to an enum class.

ash/wm/ash_native_cursor_manager.cc

 // Copyright (c) 2012 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 "ash/wm/ash_native_cursor_manager.h"
 
 #include "ash/display/cursor_window_controller.h"
 #include "ash/display/window_tree_host_manager.h"
 #include "ash/shell.h"
 #include "base/logging.h"
@@ skipping 75 matching lines @@
       ->cursor_window_controller()
       ->SetDisplay(display);
 }
 
 void AshNativeCursorManager::SetCursor(
     gfx::NativeCursor cursor,
     ::wm::NativeCursorManagerDelegate* delegate) {
   if (native_cursor_enabled_) {
     image_cursors_->SetPlatformCursor(&cursor);
   } else {
-    gfx::NativeCursor invisible_cursor(ui::kCursorNone);
+    gfx::NativeCursor invisible_cursor(ui::CursorType::kNone);
     image_cursors_->SetPlatformCursor(&invisible_cursor);
-    if (cursor == ui::kCursorCustom) {
+    if (cursor == ui::CursorType::kCustom) {
       // Fall back to the default pointer cursor for now. (crbug.com/476078)
       // TODO(oshima): support custom cursor.
-      cursor = ui::kCursorPointer;
+      cursor = ui::CursorType::kPointer;
     } else {
       cursor.SetPlatformCursor(invisible_cursor.platform());
     }
   }
   cursor.set_device_scale_factor(image_cursors_->GetScale());
 
   delegate->CommitCursor(cursor);
 
   if (delegate->IsCursorVisible())
     SetCursorOnAllRootWindows(cursor);
@@ skipping 16 matching lines @@
 }
 
 void AshNativeCursorManager::SetVisibility(
     bool visible,
     ::wm::NativeCursorManagerDelegate* delegate) {
   delegate->CommitVisibility(visible);
 
   if (visible) {
     SetCursor(delegate->GetCursor(), delegate);
   } else {
-    gfx::NativeCursor invisible_cursor(ui::kCursorNone);
+    gfx::NativeCursor invisible_cursor(ui::CursorType::kNone);
     image_cursors_->SetPlatformCursor(&invisible_cursor);
     SetCursorOnAllRootWindows(invisible_cursor);
   }
 
   NotifyCursorVisibilityChange(visible);
 }
 
 void AshNativeCursorManager::SetMouseEventsEnabled(
     bool enabled,
     ::wm::NativeCursorManagerDelegate* delegate) {
   delegate->CommitMouseEventsEnabled(enabled);
 
   if (enabled) {
     aura::Env::GetInstance()->set_last_mouse_location(
         disabled_cursor_location_);
   } else {
     disabled_cursor_location_ = aura::Env::GetInstance()->last_mouse_location();
   }
 
   SetVisibility(delegate->IsCursorVisible(), delegate);
   NotifyMouseEventsEnableStateChange(enabled);
 }
 
 }  // namespace ash