refactor(callconfirm): Remove unused friend parameter

src/widget/form/chatform.cpp

@@ -335,7 +335,7 @@ void ChatForm::onAvInvite(uint32_t friendId, bool video)
         return;
     }
 
-    callConfirm = new CallConfirmWidget(video ? videoButton : callButton, *f);
+    callConfirm = new CallConfirmWidget(video ? videoButton : callButton);
     QString displayedName = f->getDisplayedName();
     insertChatMessage(ChatMessage::createChatInfoMessage(tr("%1 calling").arg(displayedName),
                                                          ChatMessage::INFO,

src/widget/tool/callconfirmwidget.cpp

@@ -41,9 +41,6 @@
  * @var const QWidget* CallConfirmWidget::anchor
  * @brief The widget we're going to be tracking
  *
- * @var const Friend& CallConfirmWidget::f
- * @brief The friend on whose chat form we should appear
- *
  * @var const int CallConfirmWidget::roundedFactor
  * @brief By how much are the corners of the main rect rounded
  *
@@ -51,10 +48,9 @@
  * @brief Used to correct the rounding factors on non-square rects
  */
 
-CallConfirmWidget::CallConfirmWidget(const QWidget* Anchor, const Friend& f)
+CallConfirmWidget::CallConfirmWidget(const QWidget* anchor)
     : QWidget()
-    , anchor(Anchor)
-    , f(f)
+    , anchor(anchor)
     , rectW{120}
     , rectH{85}
     , spikeW{30}

src/widget/tool/callconfirmwidget.h

@@ -28,13 +28,12 @@
 
 class QPaintEvent;
 class QShowEvent;
-class Friend;
 
 class CallConfirmWidget final : public QWidget
 {
     Q_OBJECT
 public:
-    explicit CallConfirmWidget(const QWidget* Anchor, const Friend& f);
+    explicit CallConfirmWidget(const QWidget* anchor);
 
 signals:
     void accepted();
@@ -51,7 +50,6 @@ protected:
 
 private:
     const QWidget* anchor;
-    const Friend& f;
 
     QRect mainRect;
     QPolygon spikePoly;