Move marker load/save code to Serializer and fix build issues. Copy/paste not working

app/timeline/timelinemarker.cpp

@@ -93,27 +93,6 @@ void TimelineMarker::set_active(bool active)
 
     emit ActiveChanged(active_);
 }
-
-void TimelineMarker::Save(QXmlStreamWriter* writer) const
-{
-  writer->writeStartElement(QStringLiteral("marker"));
-
-  writer->writeAttribute(QStringLiteral("name"), name_);
-
-  writer->writeAttribute(QStringLiteral("color"), QString::number(color_));
-
-  writer->writeAttribute(QStringLiteral("in"), time_.in().toString());
-  writer->writeAttribute(QStringLiteral("out"), time_.out().toString());
-
-  writer->writeEndElement();  // marker
-}
-
-void TimelineMarkerList::Save(QXmlStreamWriter *writer) const
-{
-  foreach (TimelineMarker* marker, markers_) {
-    marker->Save(writer);
-  }
-}
   
 TimelineMarkerList::~TimelineMarkerList()
 {
@@ -150,31 +129,4 @@ const QList<TimelineMarker*> &TimelineMarkerList::list() const
   return markers_;
 }
 
-void TimelineMarkerList::Load(QXmlStreamReader *reader)
-{
-  while (XMLReadNextStartElement(reader)) {
-    if (reader->name() == QStringLiteral("marker")) {
-      QString name;
-      int color = -1;
-      rational in, out;
-
-      XMLAttributeLoop(reader, attr) {
-        if (attr.name() == QStringLiteral("name")) {
-          name = attr.value().toString();
-        }else if(attr.name() == QStringLiteral("color")){
-          color = attr.value().toInt();
-        } else if (attr.name() == QStringLiteral("in")) {
-          in = rational::fromString(attr.value().toString());
-        } else if (attr.name() == QStringLiteral("out")) {
-          out = rational::fromString(attr.value().toString());
-        }
-      }
-
-      AddMarker(TimeRange(in, out), name, color);
-    }
-
-    reader->skipCurrentElement();
-  }
-}
-
 }

app/timeline/timelinemarker.h

@@ -48,7 +48,6 @@ public:
   void set_active(bool active);
 
   void Load(QXmlStreamReader* reader);
-  void Save(QXmlStreamWriter* writer) const;
 
 public slots:
   void set_name_undo(QString name);
@@ -82,7 +81,7 @@ public:
 
   virtual ~TimelineMarkerList() override;
 
-  TimelineMarker *AddMarker(const TimeRange& time = TimeRange(), const QString& name = QString(), int color = -1);
+  TimelineMarker* AddMarker(const TimeRange& time = TimeRange(), const QString& name = QString(), int color = -1);
 
   void RemoveMarker(TimelineMarker* marker);