Implement large cursors in Mushrome.

ash/wm/native_cursor_manager_ash_classic.cc

 // Copyright 2017 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/native_cursor_manager_ash_classic.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 102 matching lines @@
   }
   cursor.set_device_scale_factor(image_cursors_->GetScale());
 
   delegate->CommitCursor(cursor);
 
   if (delegate->IsCursorVisible())
     SetCursorOnAllRootWindows(cursor);
 }
 
 void NativeCursorManagerAshClassic::SetCursorSet(
-    ui::CursorSetType cursor_set,
+    ui::CursorSet cursor_set,
     ::wm::NativeCursorManagerDelegate* delegate) {
   image_cursors_->SetCursorSet(cursor_set);
   delegate->CommitCursorSet(cursor_set);
 
   // Sets the cursor to reflect the scale change immediately.
   if (delegate->IsCursorVisible())
     SetCursor(delegate->GetCursor(), delegate);
 
   Shell::Get()
       ->window_tree_host_manager()
@@ skipping 27 matching lines @@
         disabled_cursor_location_);
   } else {
     disabled_cursor_location_ = aura::Env::GetInstance()->last_mouse_location();
   }
 
   SetVisibility(delegate->IsCursorVisible(), delegate);
   NotifyMouseEventsEnableStateChange(enabled);
 }
 
 }  // namespace ash