UContentBrowserAssetDataSource::CompileFilter

Call in [CompileFilter()](API\Plugins\ContentBrowserAssetDataSource\UContentBrowserAssetDataSource\CompileFilter\1) after [PopulateAssetFilterInputParams()](API\Plugins\ContentBrowserAssetDataSource\UContentBrowserAssetDataSource\PopulateAssetFil-) to fill OutCompiledFilter with an [FContentBrowserCompiledAssetDataFilter](API\Plugins\ContentBrowserAssetDataSource\FContentBrowserCompiledAssetData-) capable of filtering folders