Remove --disable-signatures; incorporate into --remove-restrictions

Rather than adding yet another flag that is almost never useful on its
own, just have --remove-restrictions disable digital signatures. The
operations are still separate in the API.

1 files changed, 1 insertions, 0 deletions

diff --git a/libqpdf/QPDFAcroFormDocumentHelper.cc b/libqpdf/QPDFAcroFormDocumentHelper.cc
index 5fdd20ba..fb096e5e 100644
--- a/libqpdf/QPDFAcroFormDocumentHelper.cc
+++ b/libqpdf/QPDFAcroFormDocumentHelper.cc
@@ -418,6 +418,7 @@ QPDFAcroFormDocumentHelper::generateAppearancesIfNeeded()
 void
 QPDFAcroFormDocumentHelper::disableDigitalSignatures()
 {
+    qpdf.removeSecurityRestrictions();
     std::set<QPDFObjGen> to_remove;
     auto fields = getFormFields();
     for (auto& f: fields) {