Extract layer rename dialog and brush preset registry shells

src/legacy_brush_preset_services.cpp

@@ -1,6 +1,7 @@
 #include "pch.h"
 
 #include "legacy_brush_preset_services.h"
+#include "legacy_brush_preset_list_services.h"
 
 #include "abr.h"
 #include "app.h"
@@ -84,6 +85,7 @@ bool LegacyBrushPresetServices::restore()
                 owner_.add_brush(b);
             }
         }
+        owner_.m_notification->SetVisibility(owner_.m_container->m_children.size() == 0);
         return true;
     }
     return false;
@@ -350,7 +352,7 @@ bool LegacyBrushPresetServices::import_ppbr(const std::string& path)
         App::I->ui_task([owner, brushes_to_add = std::move(brushes_to_add), pb]() mutable {
             for (const auto& b : brushes_to_add)
             {
-                for (auto p : NodePanelBrushPreset::s_panels)
+                for (auto p : legacy_brush_preset_panels())
                     p->add_brush(b);
             }
 
@@ -439,7 +441,7 @@ bool LegacyBrushPresetServices::import_abr(const std::string& path)
             if (b->valid())
             {
                 LOG("add preset %s", b->m_name.c_str());
-                for (auto p : NodePanelBrushPreset::s_panels)
+                for (auto p : legacy_brush_preset_panels())
                     p->add_brush(b);
             }
             pb->increment();