private @Nullable AnAction createAction(@Nullable AnalysisStartingPoint analysis,
                                          @NotNull Supplier<? extends List<StackLine>> nextFramesSupplier) {
    if (analysis == null) return null;
    String text = DfaBasedFilter.getPresentationText(analysis.myDfType, analysis.myAnchor.getType());
    if (text.isEmpty()) return null;
    return new DfaFromStacktraceAction(analysis, text, nextFramesSupplier);
  }
private @Nullable AnAction createAction(@Nullable AnalysisStartingPoint analysis,
                                          @NotNull Supplier<? extends List<StackLine>> nextFramesSupplier)