[sdk221 compat] Adjust references to FileLookup inner classes.
@@ -21,6 +21,9 @@ import com.google.idea.blaze.base.sync.workspace.WorkspacePathResolver;
import com.intellij.openapi.Disposable;
import com.intellij.openapi.fileChooser.FileChooserDescriptor;
import com.intellij.openapi.fileChooser.FileTextField;
+import com.intellij.openapi.fileChooser.ex.FileLookup.Finder;
+import com.intellij.openapi.fileChooser.ex.FileLookup.LookupFile;
+import com.intellij.openapi.fileChooser.ex.FileLookup.LookupFilter;
import com.intellij.openapi.fileChooser.ex.FileTextFieldImpl;
import com.intellij.openapi.fileChooser.ex.LocalFsFinder.FileChooserFilter;
import com.intellij.openapi.fileChooser.ex.LocalFsFinder.IoFile;
