@Override
  public DfaInstructionState[] accept(@NotNull DataFlowInterpreter interpreter, @NotNull DfaMemoryState stateBefore) {
    PsiMethodReferenceExpression expression = getMethodReference();
    DfaValue qualifier = stateBefore.pop();
    JavaDfaHelpers.dropLocality(qualifier, stateBefore);
    handleMethodReference(qualifier, interpreter, stateBefore);
    pushResult(interpreter, stateBefore, JavaDfaHelpers.getFunctionDfType(expression));
    return nextStates(interpreter, stateBefore);
  }
@Override
  public DfaInstructionState[] accept(@NotNull DataFlowInterpreter interpreter, @NotNull DfaMemoryState stateBefore)