VCS: Make dark color schemes work with annotation highlighter

Task-number: QTCREATORBUG-6257

Change-Id: Ied01cf6773b5114100afccbac33f359cc72c0889
Reviewed-by: Tobias Hunger <tobias.hunger@nokia.com>

src/plugins/cvs/annotationhighlighter.cpp

@@ -36,8 +36,9 @@ using namespace Cvs;
 using namespace Cvs::Internal;
 
 CvsAnnotationHighlighter::CvsAnnotationHighlighter(const ChangeNumbers &changeNumbers,
+                                                   const QColor &bg,
                                                    QTextDocument *document) :
-    VcsBase::BaseAnnotationHighlighter(changeNumbers, document),
+    VcsBase::BaseAnnotationHighlighter(changeNumbers, bg, document),
     m_blank(QLatin1Char(' '))
 {
 }