Left aligning lyrics regression in 2.17

[Roeland van den Bos]

> I'm not top posting.

version "2.17.97"

\layout {
  indent = 0
  ragged-right = ##t
  \context { \Score
    \remove "Bar_number_engraver"
    \override LeftEdge #'extra-spacing-height = #'(-inf.0 . +inf.0)
  }
}

#(define (align-lyrics grob grob-origin context)
  (if (memq 'lyric-syllable-interface (ly:grob-interfaces grob))
      (ly:grob-set-property! grob 'extra-spacing-width '(-8 . 0))))

align = { \applyOutput #'Score #align-lyrics }

\score {
  << { \key c \major \time 2/4
       \align c'4 c'4 | \break
       \align c'4 c'4 | \break
     } \addlyrics { aa bb ccccccccc dd  } >>
}

% in version 2.16.2 the lyrics are left aligned by adding extra spacing width
% in version 2.17.97 this does not work anymore