fix clang-tidy

src/libxrpl/tx/transactors/token/ConfidentialMPTClawback.cpp

@@ -4,7 +4,6 @@
 #include <xrpl/core/ServiceRegistry.h>
 #include <xrpl/ledger/ReadView.h>
 #include <xrpl/protocol/ConfidentialTransfer.h>
-#include <xrpl/protocol/Feature.h>
 #include <xrpl/protocol/Indexes.h>
 #include <xrpl/protocol/LedgerFormats.h>
 #include <xrpl/protocol/Protocol.h>
@@ -22,9 +21,6 @@ namespace xrpl {
 NotTEC
 ConfidentialMPTClawback::preflight(PreflightContext const& ctx)
 {
-    if (!ctx.rules.enabled(featureConfidentialTransfer))
-        return temDISABLED;
-
     auto const account = ctx.tx[sfAccount];
 
     // Only issuer can clawback

src/libxrpl/tx/transactors/token/ConfidentialMPTConvert.cpp

@@ -7,7 +7,6 @@
 #include <xrpl/ledger/ReadView.h>
 #include <xrpl/ledger/helpers/TokenHelpers.h>
 #include <xrpl/protocol/ConfidentialTransfer.h>
-#include <xrpl/protocol/Feature.h>
 #include <xrpl/protocol/Indexes.h>
 #include <xrpl/protocol/LedgerFormats.h>
 #include <xrpl/protocol/MPTIssue.h>
@@ -26,9 +25,6 @@ namespace xrpl {
 NotTEC
 ConfidentialMPTConvert::preflight(PreflightContext const& ctx)
 {
-    if (!ctx.rules.enabled(featureConfidentialTransfer))
-        return temDISABLED;
-
     // issuer cannot convert
     if (MPTIssue(ctx.tx[sfMPTokenIssuanceID]).getIssuer() == ctx.tx[sfAccount])
         return temMALFORMED;

src/libxrpl/tx/transactors/token/ConfidentialMPTConvertBack.cpp

@@ -6,7 +6,6 @@
 #include <xrpl/ledger/ReadView.h>
 #include <xrpl/ledger/helpers/TokenHelpers.h>
 #include <xrpl/protocol/ConfidentialTransfer.h>
-#include <xrpl/protocol/Feature.h>
 #include <xrpl/protocol/Indexes.h>
 #include <xrpl/protocol/LedgerFormats.h>
 #include <xrpl/protocol/Protocol.h>
@@ -25,9 +24,6 @@ namespace xrpl {
 NotTEC
 ConfidentialMPTConvertBack::preflight(PreflightContext const& ctx)
 {
-    if (!ctx.rules.enabled(featureConfidentialTransfer))
-        return temDISABLED;
-
     // issuer cannot convert back
     if (MPTIssue(ctx.tx[sfMPTokenIssuanceID]).getIssuer() == ctx.tx[sfAccount])
         return temMALFORMED;

src/libxrpl/tx/transactors/token/ConfidentialMPTMergeInbox.cpp

@@ -6,7 +6,6 @@
 #include <xrpl/ledger/ReadView.h>
 #include <xrpl/ledger/helpers/TokenHelpers.h>
 #include <xrpl/protocol/ConfidentialTransfer.h>
-#include <xrpl/protocol/Feature.h>
 #include <xrpl/protocol/Indexes.h>
 #include <xrpl/protocol/LedgerFormats.h>
 #include <xrpl/protocol/Protocol.h>
@@ -24,9 +23,6 @@ namespace xrpl {
 NotTEC
 ConfidentialMPTMergeInbox::preflight(PreflightContext const& ctx)
 {
-    if (!ctx.rules.enabled(featureConfidentialTransfer))
-        return temDISABLED;
-
     // issuer cannot merge
     if (MPTIssue(ctx.tx[sfMPTokenIssuanceID]).getIssuer() == ctx.tx[sfAccount])
         return temMALFORMED;

src/libxrpl/tx/transactors/token/ConfidentialMPTSend.cpp

@@ -31,9 +31,6 @@ ConfidentialMPTSend::checkExtraFeatures(PreflightContext const& ctx)
 NotTEC
 ConfidentialMPTSend::preflight(PreflightContext const& ctx)
 {
-    if (!ctx.rules.enabled(featureConfidentialTransfer))
-        return temDISABLED;
-
     auto const account = ctx.tx[sfAccount];
     auto const issuer = MPTIssue(ctx.tx[sfMPTokenIssuanceID]).getIssuer();