Make the cursor have separate mode for disabled mouse events and invisible.

ui/views/widget/desktop_aura/desktop_cursor_client.cc

Index: ui/views/widget/desktop_aura/desktop_cursor_client.cc
diff --git a/ui/views/widget/desktop_aura/desktop_cursor_client.cc b/ui/views/widget/desktop_aura/desktop_cursor_client.cc
index 10d7d10c1ea035cfacd0ea85c39977ec8d9a2a34..7a4908cb2e60e1c35373ec92cfede0582c3cdcb2 100644
--- a/ui/views/widget/desktop_aura/desktop_cursor_client.cc
+++ b/ui/views/widget/desktop_aura/desktop_cursor_client.cc
@@ -34,13 +34,18 @@ void DesktopCursorClient::ShowCursor(bool show) {
     root_window_->SetCursor(current_cursor_);
   else
     root_window_->SetCursor(ui::kCursorNone);
-  root_window_->OnCursorVisibilityChanged(cursor_visible_);
+  root_window_->OnCursorEnableStateChanged(cursor_visible_);
 }
 
 bool DesktopCursorClient::IsCursorVisible() const {
   return cursor_visible_;
 }
 
+void DesktopCursorClient::EnableCursor(bool enabled) {
+  // TODO(mazda): Separete cursor visibility and enable state.
+  ShowCursor(enabled);
+}
+
 void DesktopCursorClient::SetDeviceScaleFactor(float device_scale_factor) {
   cursor_loader_->UnloadAll();
   cursor_loader_->set_device_scale_factor(device_scale_factor);