@Override
  public void findUsages(@NotNull Project project, @NotNull PsiElement psiElement, @Nullable PsiFile scopeFile, FileEditor editor, boolean showDialog, @Nullable("null means default (stored in options)") SearchScope searchScope) {
    FindUsagesManager findUsagesManager = ((FindManagerImpl)FindManager.getInstance(project)).getFindUsagesManager();
    findUsagesManager.findUsages(psiElement, scopeFile, editor, showDialog, searchScope);
  }
@Override
  public void findUsages(@NotNull Project project, @NotNull PsiElement psiElement, @Nullable PsiFile scopeFile, FileEditor editor, boolean showDialog, @Nullable("null means default (stored in options)") SearchScope searchScope)