public static void installProvider(@NotNull PsiFile psiFile, @NotNull TextCompletionProvider provider, boolean autoPopup) {
    psiFile.putUserData(COMPLETING_TEXT_FIELD_KEY, provider);
    psiFile.putUserData(AUTO_POPUP_KEY, autoPopup);
  }
public static void installProvider(@NotNull PsiFile psiFile, @NotNull TextCompletionProvider provider, boolean autoPopup)