interfaces, gui: Remove is_mine output parameter from getAddress

diff --git a/src/interfaces/wallet.h b/src/interfaces/wallet.h
index 412cbb61..0b74c219 100644
--- a/src/interfaces/wallet.h
+++ b/src/interfaces/wallet.h
@@ -117,7 +117,6 @@ public:
     //! Look up address in wallet, return whether exists.
     virtual bool getAddress(const CTxDestination& dest,
         std::string* name,
-        wallet::isminetype* is_mine,
         wallet::AddressPurpose* purpose) = 0;
 
     //! Get wallet address list.
diff --git a/src/qt/addresstablemodel.cpp b/src/qt/addresstablemodel.cpp
index efdc3966..190fd5ae 100644
--- a/src/qt/addresstablemodel.cpp
+++ b/src/qt/addresstablemodel.cpp
@@ -270,7 +270,7 @@ bool AddressTableModel::setData(const QModelIndex &index, const QVariant &value,
             // Check for duplicate addresses to prevent accidental deletion of addresses, if you try
             // to paste an existing address over another address (with a different label)
             if (walletModel->wallet().getAddress(
-                    newAddress, /* name= */ nullptr, /* is_mine= */ nullptr, /* purpose= */ nullptr))
+                    newAddress, /*name=*/nullptr, /*purpose=*/ nullptr))
             {
                 editStatus = DUPLICATE_ADDRESS;
                 return false;
@@ -356,7 +356,7 @@ QString AddressTableModel::addRow(const QString &type, const QString &label, con
         // Check for duplicate addresses
         {
             if (walletModel->wallet().getAddress(
-                    DecodeDestination(strAddress), /* name= */ nullptr, /* is_mine= */ nullptr, /* purpose= */ nullptr))
+                    DecodeDestination(strAddress), /*name=*/nullptr, /*purpose=*/nullptr))
             {
                 editStatus = DUPLICATE_ADDRESS;
                 return QString();
@@ -429,7 +429,7 @@ bool AddressTableModel::getAddressData(const QString &address,
         std::string* name,
         wallet::AddressPurpose* purpose) const {
     CTxDestination destination = DecodeDestination(address.toStdString());
-    return walletModel->wallet().getAddress(destination, name, /* is_mine= */ nullptr, purpose);
+    return walletModel->wallet().getAddress(destination, name, purpose);
 }
 
 int AddressTableModel::lookupAddress(const QString &address) const
diff --git a/src/qt/transactiondesc.cpp b/src/qt/transactiondesc.cpp
index db3c7f74..af301a49 100644
--- a/src/qt/transactiondesc.cpp
+++ b/src/qt/transactiondesc.cpp
@@ -143,8 +143,7 @@ QString TransactionDesc::toHTML(interfaces::Node& node, interfaces::Wallet& wall
             CTxDestination address = DecodeDestination(rec->address);
             if (IsValidDestination(address)) {
                 std::string name;
-                isminetype ismine;
-                if (wallet.getAddress(address, &name, &ismine, /* purpose= */ nullptr))
+                if (wallet.getAddress(address, &name, /*purpose=*/nullptr))
                 {
                     strHTML += "<b>" + tr("From") + ":</b> " + tr("unknown") + "<br>";
                     strHTML += "<b>" + tr("To") + ":</b> ";
@@ -171,7 +170,7 @@ QString TransactionDesc::toHTML(interfaces::Node& node, interfaces::Wallet& wall
         CTxDestination dest = DecodeDestination(strAddress);
         std::string name;
         if (wallet.getAddress(
-                dest, &name, /* is_mine= */ nullptr, /* purpose= */ nullptr) && !name.empty())
+                dest, &name, /*purpose=*/nullptr) && !name.empty())
             strHTML += GUIUtil::HtmlEscape(name) + " ";
         strHTML += GUIUtil::HtmlEscape(strAddress) + "<br>";
     }
@@ -236,7 +235,7 @@ QString TransactionDesc::toHTML(interfaces::Node& node, interfaces::Wallet& wall
                         strHTML += "<b>" + tr("To") + ":</b> ";
                         std::string name;
                         if (wallet.getAddress(
-                                address, &name, /* is_mine= */ nullptr, /* purpose= */ nullptr) && !name.empty())
+                                address, &name, /*purpose=*/nullptr) && !name.empty())
                             strHTML += GUIUtil::HtmlEscape(name) + " ";
                         strHTML += GUIUtil::HtmlEscape(EncodeDestination(address));
                         if(toSelf == ISMINE_SPENDABLE)
@@ -357,7 +356,7 @@ QString TransactionDesc::toHTML(interfaces::Node& node, interfaces::Wallet& wall
                     if (ExtractDestination(vout.scriptPubKey, address))
                     {
                         std::string name;
-                        if (wallet.getAddress(address, &name, /* is_mine= */ nullptr, /* purpose= */ nullptr) && !name.empty())
+                        if (wallet.getAddress(address, &name, /*purpose=*/nullptr) && !name.empty())
                             strHTML += GUIUtil::HtmlEscape(name) + " ";
                         strHTML += QString::fromStdString(EncodeDestination(address));
                     }
diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp
index 9597726e..694fb535 100644
--- a/src/qt/walletmodel.cpp
+++ b/src/qt/walletmodel.cpp
@@ -268,7 +268,7 @@ void WalletModel::sendCoins(WalletModelTransaction& transaction)
                 // Check if we have a new address or an updated label
                 std::string name;
                 if (!m_wallet->getAddress(
-                     dest, &name, /* is_mine= */ nullptr, /* purpose= */ nullptr))
+                     dest, &name, /*purpose=*/nullptr))
                 {
                     m_wallet->setAddressBook(dest, strLabel, wallet::AddressPurpose::SEND);
                 }
diff --git a/src/wallet/interfaces.cpp b/src/wallet/interfaces.cpp
index 36f8fd9a..42ccfae6 100644
--- a/src/wallet/interfaces.cpp
+++ b/src/wallet/interfaces.cpp
@@ -185,7 +185,6 @@ public:
     }
     bool getAddress(const CTxDestination& dest,
         std::string* name,
-        isminetype* is_mine,
         AddressPurpose* purpose) override
     {
         LOCK(m_wallet->cs_wallet);
@@ -194,16 +193,9 @@ public:
         if (name) {
             *name = entry->GetLabel();
         }
-        std::optional<isminetype> dest_is_mine;
-        if (is_mine || purpose) {
-            dest_is_mine = m_wallet->IsMine(dest);
-        }
-        if (is_mine) {
-            *is_mine = *dest_is_mine;
-        }
         if (purpose) {
             // In very old wallets, address purpose may not be recorded so we derive it from IsMine
-            *purpose = entry->purpose.value_or(*dest_is_mine ? AddressPurpose::RECEIVE : AddressPurpose::SEND);
+            *purpose = entry->purpose.value_or(m_wallet->IsMine(dest) ? AddressPurpose::RECEIVE : AddressPurpose::SEND);
         }
         return true;
     }