* SLComposeServiceViewController has [Mac] specific stuff but was
excluded under a (too large) `#if !MONOMAC`
* SLComposeSheetConfigurationItem::init is a designated initializer
* SLRequest::addMultipartData:withName:type: is macOS-only and missing
xtro results:
!missing-designated-initializer! SLComposeSheetConfigurationItem::init is missing an [DesignatedInitializer] attribute
!missing-selector! SLComposeServiceViewController::charactersRemaining not bound
!missing-selector! SLComposeServiceViewController::contentText not bound
!missing-selector! SLComposeServiceViewController::placeholder not bound
!missing-selector! SLComposeServiceViewController::setCharactersRemaining: not bound
!missing-selector! SLComposeServiceViewController::setPlaceholder: not bound
!missing-selector! SLComposeServiceViewController::textView not bound
!missing-selector! SLRequest::addMultipartData:withName:type: not bound
!missing-type! SLComposeServiceViewController not bound
Sebastien Pouliot