swift

31afb3f6 - Revert "TBDGen: avoid emitting symbols with OBJC_CLASS and OBJC_METACLASS prefixes"

Revert "TBDGen: avoid emitting symbols with OBJC_CLASS and OBJC_METACLASS prefixes" For clang decls marked with SWIFT_CLASS, these explicit class initializer symbols turn out to be necessary in the TBD files. rdar://60857470