qt: Drop BitcoinGUI* WalletFrame data member

This changes removes bitcoingui->walletframe->bitcoingui circular
dependency.

This commit does not change behavior.

src/qt/walletframe.cpp

@@ -4,7 +4,6 @@
 
 #include <qt/walletframe.h>
 
-#include <qt/bitcoingui.h>
 #include <qt/overviewpage.h>
 #include <qt/walletmodel.h>
 #include <qt/walletview.h>
@@ -17,9 +16,8 @@
 #include <QPushButton>
 #include <QVBoxLayout>
 
-WalletFrame::WalletFrame(const PlatformStyle* _platformStyle, BitcoinGUI* _gui)
-    : QFrame(_gui),
-      gui(_gui),
+WalletFrame::WalletFrame(const PlatformStyle* _platformStyle, QWidget* parent)
+    : QFrame(parent),
       platformStyle(_platformStyle),
       m_size_hint(OverviewPage{platformStyle, nullptr}.sizeHint())
 {
@@ -62,7 +60,7 @@ void WalletFrame::setClientModel(ClientModel *_clientModel)
 
 bool WalletFrame::addWallet(WalletModel* walletModel, WalletView* walletView)
 {
-    if (!gui || !clientModel || !walletModel) return false;
+    if (!clientModel || !walletModel) return false;
 
     if (mapWalletViews.count(walletModel) > 0) return false;
 

src/qt/walletframe.h

@@ -8,7 +8,6 @@
 #include <QFrame>
 #include <QMap>
 
-class BitcoinGUI;
 class ClientModel;
 class PlatformStyle;
 class SendCoinsRecipient;
@@ -31,7 +30,7 @@ class WalletFrame : public QFrame
     Q_OBJECT
 
 public:
-    explicit WalletFrame(const PlatformStyle *platformStyle, BitcoinGUI *_gui = nullptr);
+    explicit WalletFrame(const PlatformStyle* platformStyle, QWidget* parent);
     ~WalletFrame();
 
     void setClientModel(ClientModel *clientModel);
@@ -55,7 +54,6 @@ Q_SIGNALS:
 
 private:
     QStackedWidget *walletStack;
-    BitcoinGUI *gui;
     ClientModel *clientModel;
     QMap<WalletModel*, WalletView*> mapWalletViews;
 

test/lint/lint-circular-dependencies.sh

@@ -17,7 +17,6 @@ EXPECTED_CIRCULAR_DEPENDENCIES=(
     "index/coinstatsindex -> node/coinstats -> index/coinstatsindex"
     "policy/fees -> txmempool -> policy/fees"
     "qt/addresstablemodel -> qt/walletmodel -> qt/addresstablemodel"
-    "qt/bitcoingui -> qt/walletframe -> qt/bitcoingui"
     "qt/recentrequeststablemodel -> qt/walletmodel -> qt/recentrequeststablemodel"
     "qt/sendcoinsdialog -> qt/walletmodel -> qt/sendcoinsdialog"
     "qt/transactiontablemodel -> qt/walletmodel -> qt/transactiontablemodel"