tx fees, policy: cast with static_cast instead of C-Style cast

Author: ismaelsadeeq

src/policy/fees.cpp

@@ -610,11 +610,11 @@ void CBlockPolicyEstimator::processTransaction(const CTxMemPoolEntry& entry, boo
     CFeeRate feeRate(entry.GetFee(), entry.GetTxSize());
 
     mapMemPoolTxs[hash].blockHeight = txHeight;
-    unsigned int bucketIndex = feeStats->NewTx(txHeight, (double)feeRate.GetFeePerK());
+    unsigned int bucketIndex = feeStats->NewTx(txHeight, static_cast<double>(feeRate.GetFeePerK()));
     mapMemPoolTxs[hash].bucketIndex = bucketIndex;
-    unsigned int bucketIndex2 = shortStats->NewTx(txHeight, (double)feeRate.GetFeePerK());
+    unsigned int bucketIndex2 = shortStats->NewTx(txHeight, static_cast<double>(feeRate.GetFeePerK()));
     assert(bucketIndex == bucketIndex2);
-    unsigned int bucketIndex3 = longStats->NewTx(txHeight, (double)feeRate.GetFeePerK());
+    unsigned int bucketIndex3 = longStats->NewTx(txHeight, static_cast<double>(feeRate.GetFeePerK()));
     assert(bucketIndex == bucketIndex3);
 }
 
@@ -640,9 +640,9 @@ bool CBlockPolicyEstimator::processBlockTx(unsigned int nBlockHeight, const CTxM
     // Feerates are stored and reported as BTC-per-kb:
     CFeeRate feeRate(entry->GetFee(), entry->GetTxSize());
 
-    feeStats->Record(blocksToConfirm, (double)feeRate.GetFeePerK());
-    shortStats->Record(blocksToConfirm, (double)feeRate.GetFeePerK());
-    longStats->Record(blocksToConfirm, (double)feeRate.GetFeePerK());
+    feeStats->Record(blocksToConfirm, static_cast<double>(feeRate.GetFeePerK()));
+    shortStats->Record(blocksToConfirm, static_cast<double>(feeRate.GetFeePerK()));
+    longStats->Record(blocksToConfirm, static_cast<double>(feeRate.GetFeePerK()));
     return true;
 }