ObjWriting: Add method to AbstractAssetDumper for checking whether an asset should be dumped

src/ObjWriting/Game/T6/AssetDumpers/AssetDumperSlug.h

@@ -6,6 +6,7 @@
 class AssetDumperSlug final : public AbstractAssetDumper<T6::Slug>
 {
 protected:
+    bool ShouldDump(T6::Slug* asset) override;
     std::string GetFileNameForAsset(Zone* zone, T6::Slug* asset) override;
     void DumpAsset(Zone* zone, T6::Slug* asset, FileAPI::File* out) override;
 };