Drop SEC_HAS_CONTENTS condition from section classification for NaCl layout This check causes it to refuse an RODATA segment that contains nothing but .note.gnu.build-id. The check only ever served to identify a segment of nothing but read-only SHT_NOBITS sections, which never happens in practice and would break things in other ways if it did. BUG= none TEST= manual [email protected] Review URL: https://codereview.chromium.org/56023003