Text marks mess up rest-centering

[Zoltan Selyem]

%% Whole measure rests are not centered when there is a long text mark.
%%
\version "2.11.32"
\paper{ ragged-right=##t }
\context StaffGroup
<<
  \new Staff \relative g' {
    \override Score.RehearsalMark #'self-alignment-X = #LEFT
    \override Score.RehearsalMark #'break-align-symbols = #'(time-signature)
    \override Score.TimeSignature #'break-align-anchor-alignment = #LEFT
    \mark \markup{\bold "Andante"}
    g g g g | g g g g | g g g g |
  }
  \new Staff \relative g' {
    R1 | R1 | R1 |
  }
>>

restNotCentered.png
Description: PNG image