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, 2 insertions, 2 deletions

diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index 3501f97908..c76fc4ca6d 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -13,7 +13,7 @@
 #include <chainparams.h>
 #include <primitives/transaction.h>
 #include <key_io.h>
-#include <interface/node.h>
+#include <interfaces/node.h>
 #include <policy/policy.h>
 #include <protocol.h>
 #include <script/script.h>
@@ -232,7 +232,7 @@ QString formatBitcoinURI(const SendCoinsRecipient &info)
     return ret;
 }
 
-bool isDust(interface::Node& node, const QString& address, const CAmount& amount)
+bool isDust(interfaces::Node& node, const QString& address, const CAmount& amount)
 {
     CTxDestination dest = DecodeDestination(address.toStdString());
     CScript script = GetScriptForDestination(dest);