Fixes figuredBassCenterContinuations. (issue4868046)

[bordage . bertrand]

Reviewers: ,

Message:
figuredBassCenterContinuations fails to merge continuation lines on if a
figure is composed of three or more figures.

This tiny patch fixes that.

Bertrand

Description:
Fixes figuredBassCenterContinuations.

Please review this at http://codereview.appspot.com/4868046/

Affected files:
  M lily/figured-bass-engraver.cc


Index: lily/figured-bass-engraver.cc
diff --git a/lily/figured-bass-engraver.cc b/lily/figured-bass-engraver.cc
index  
18b895660fa079c07523a31a1d4ea45802f3f0b3..24bf68db363eb88ae7ccd37a430f7759ddfbe5cf  
100644
--- a/lily/figured-bass-engraver.cc
+++ b/lily/figured-bass-engraver.cc
@@ -217,19 +217,16 @@ Figured_bass_engraver::listen_bass_figure  
(Stream_event *ev)
 void
 Figured_bass_engraver::center_continuations (vector<Spanner *> const  
&consecutive_lines)
 {
-  if (consecutive_lines.size () == 2)
-    {
-      vector<Grob *> left_figs;
-      for (vsize j = consecutive_lines.size (); j--;)
-        left_figs.push_back (consecutive_lines[j]->get_bound (LEFT));
+  vector<Grob *> left_figs;
+  for (vsize j = consecutive_lines.size (); j--;)
+    left_figs.push_back (consecutive_lines[j]->get_bound (LEFT));

-      SCM ga = Grob_array::make_array ();
-      unsmob_grob_array (ga)->set_array (left_figs);
+  SCM ga = Grob_array::make_array ();
+  unsmob_grob_array (ga)->set_array (left_figs);

-      for (vsize j = consecutive_lines.size (); j--;)
-        consecutive_lines[j]->set_object ("figures",
-                                          unsmob_grob_array  
(ga)->smobbed_copy ());
-    }
+  for (vsize j = consecutive_lines.size (); j--;)
+    consecutive_lines[j]->set_object ("figures",
+                                      unsmob_grob_array (ga)->smobbed_copy  
());
 }

 void