static @NotNull ThreeState extensionsAllowToChangeFileSilently(@NotNull Project project, @NotNull VirtualFile virtualFile) {
    // might access indexes (to determine the relevant VCS) so it must run in BGT
    ApplicationManager.getApplication().assertIsNonDispatchThread();
    for (SilentChangeVetoer extension : EP_NAME.getExtensionList()) {
      ThreeState override = extension.canChangeFileSilently(project, virtualFile);
      if (override == ThreeState.NO || override == ThreeState.YES) {
        return override;
      }
    }
    return ThreeState.UNSURE;
  }
static @NotNull ThreeState extensionsAllowToChangeFileSilently(@NotNull Project project, @NotNull VirtualFile virtualFile)