Replace NewClosure with lamdas

src/moodbar/moodbarcontroller.cpp

@@ -24,7 +24,6 @@
 #include "core/application.h"
 #include "core/player.h"
 #include "core/song.h"
-#include "core/closure.h"
 #include "engine/engine_fwd.h"
 #include "settings/moodbarsettingspage.h"
 #include "playlist/playlistmanager.h"
@@ -76,7 +75,7 @@ void MoodbarController::CurrentSongChanged(const Song &song) {
       // bar.  Our slot will be called when the data is actually loaded.
       emit CurrentMoodbarDataChanged(QByteArray());
 
-      NewClosure(pipeline, SIGNAL(Finished(bool)), this, SLOT(AsyncLoadComplete(MoodbarPipeline*, QUrl)), pipeline, song.url());
+      QObject::connect(pipeline, &MoodbarPipeline::Finished, this, [this, pipeline, song]() { AsyncLoadComplete(pipeline, song.url()); });
       break;
   }
 

src/moodbar/moodbaritemdelegate.cpp

@@ -155,7 +155,7 @@ void MoodbarItemDelegate::StartLoadingData(const QUrl &url, Data *data) {
 
     case MoodbarLoader::WillLoadAsync:
       // Maybe in a little while.
-      NewClosure(pipeline, SIGNAL(Finished(bool)), this, SLOT(DataLoaded(QUrl, MoodbarPipeline*)), url, pipeline);
+      QObject::connect(pipeline, &MoodbarPipeline::Finished, this, [this, url, pipeline]() { DataLoaded(url, pipeline); });
       break;
   }
 

src/moodbar/moodbarloader.cpp

@@ -39,7 +39,6 @@
 #include <QtDebug>
 
 #include "core/application.h"
-#include "core/closure.h"
 #include "core/logging.h"
 
 #include "moodbarpipeline.h"
@@ -130,7 +129,7 @@ MoodbarLoader::Result MoodbarLoader::Load(const QUrl &url, QByteArray *data, Moo
   // There was no existing file, analyze the audio file and create one.
   MoodbarPipeline *pipeline = new MoodbarPipeline(url);
   pipeline->moveToThread(thread_);
-  NewClosure(pipeline, SIGNAL(Finished(bool)), this, SLOT(RequestFinished(MoodbarPipeline*, QUrl)), pipeline, url);
+  QObject::connect(pipeline, &MoodbarPipeline::Finished, this, [this, pipeline, url]() { RequestFinished(pipeline, url); });
 
   requests_[url] = pipeline;
   queued_requests_ << url;