refactor: Remove CBlockFileInfo::SetNull

src/node/blockstorage.cpp

@@ -254,7 +254,7 @@ void BlockManager::PruneOneBlockFile(const int fileNumber)
         }
     }
 
-    m_blockfile_info[fileNumber].SetNull();
+    m_blockfile_info.at(fileNumber) = CBlockFileInfo{};
     m_dirty_fileinfo.insert(fileNumber);
 }
 

src/node/blockstorage.h

@@ -32,7 +32,6 @@
 class BlockValidationState;
 class CAutoFile;
 class CBlock;
-class CBlockFileInfo;
 class CBlockUndo;
 class CChainParams;
 class Chainstate;