When originally implementing ResizeObserver, line endings ended up being CRLF instead of LF. This commit fixes those line endings (no code changes)
Presentation of a document is destroyed.
Since these are just interpreted comments, there's 0 impact on actual code. This removes all lines that match /* vim: set(.*)tw=80: */ with S&R -- there are a few others scattered around which will be removed manually in a second part.