scripted-diff: Avoid `interface` keyword to fix windows gitian build

Rename `interface` to `interfaces`

Build failure reported by Chun Kuan Lee <ken2812221@gmail.com>
https://github.com/bitcoin/bitcoin/pull/10244#issuecomment-379434756

-BEGIN VERIFY SCRIPT-

git mv src/interface src/interfaces
ren() { git grep -l "$1" | xargs sed -i "s,$1,$2,g"; }
ren interface/            interfaces/
ren interface::           interfaces::
ren BITCOIN_INTERFACE_    BITCOIN_INTERFACES_
ren "namespace interface" "namespace interfaces"

-END VERIFY SCRIPT-

1 files changed, 3 insertions, 3 deletions

diff --git a/src/qt/overviewpage.h b/src/qt/overviewpage.h
index 36333536e5..d519eca43a 100644
--- a/src/qt/overviewpage.h
+++ b/src/qt/overviewpage.h
@@ -5,7 +5,7 @@
 #ifndef BITCOIN_QT_OVERVIEWPAGE_H
 #define BITCOIN_QT_OVERVIEWPAGE_H
 
-#include <interface/wallet.h>
+#include <interfaces/wallet.h>
 
 #include <QWidget>
 #include <memory>
@@ -38,7 +38,7 @@ public:
     void showOutOfSyncWarning(bool fShow);
 
 public Q_SLOTS:
-    void setBalance(const interface::WalletBalances& balances);
+    void setBalance(const interfaces::WalletBalances& balances);
 
 Q_SIGNALS:
     void transactionClicked(const QModelIndex &index);
@@ -48,7 +48,7 @@ private:
     Ui::OverviewPage *ui;
     ClientModel *clientModel;
     WalletModel *walletModel;
-    interface::WalletBalances m_balances;
+    interfaces::WalletBalances m_balances;
 
     TxViewDelegate *txdelegate;
     std::unique_ptr<TransactionFilterProxy> filter;