tdf#105566 Close Infobar after clicking action button

gpg4libre

Change-Id: I24c7021043c5fb1a2a8ef1fbce66f8e416377692
Reviewed-on: https://gerrit.libreoffice.org/33755Reviewed-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>
Tested-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>

sfx2/source/view/viewfrm.cxx

@@ -1350,6 +1350,7 @@ IMPL_LINK_NOARG(SfxViewFrame, SwitchReadOnlyHandler, Button*, void)
 
 IMPL_LINK_NOARG(SfxViewFrame, SignDocumentHandler, Button*, void)
 {
+    RemoveInfoBar("signature");
     GetDispatcher()->Execute(SID_SIGNATURE);
 }