Fix some clazy warning

src/articleviewer-ng/webengine/articleviewerwebenginepage.h

@@ -16,9 +16,6 @@ public:
     explicit ArticleViewerWebEnginePage(QObject *parent = nullptr);
     ~ArticleViewerWebEnginePage() override;
 
-Q_SIGNALS:
-    void urlClicked(const QUrl &url);
-
 protected:
     bool acceptNavigationRequest(const QUrl &url, NavigationType type, bool isMainFrame) override;
 

src/folder.cpp

@@ -63,7 +63,7 @@ Folder::~Folder()
         // child removes itself from list in its destructor
         delete m_children.first();
     }
-    Q_EMIT emitSignalDestroyed();
+    emitSignalDestroyed();
 }
 
 QVector<Article> Folder::articles()

src/frame/framemanager.h

@@ -40,7 +40,7 @@ public:
 
 public Q_SLOTS:
 
-    void slotAddFrame(Frame *frame);
+    void slotAddFrame(Akregator::Frame *frame);
     void slotRemoveFrame(int frameId);
 
     void slotChangeFrame(int frameId);