* Fix the same errors as in the decomp repo.

source/World/Generator/ChunkCache.cpp

@@ -179,6 +179,8 @@ void ChunkCache::saveAll()
 	m_pChunkStorage->saveAll(m_pLevel, chunksToSave);
 }
 
+#ifdef ENH_IMPROVED_SAVING
+
 void ChunkCache::saveUnsaved()
 {
 	if (!m_pChunkStorage) return;
@@ -200,6 +202,8 @@ void ChunkCache::saveUnsaved()
 	m_pChunkStorage->saveAll(m_pLevel, chunksToSave);
 }
 
+#endif
+
 bool ChunkCache::shouldSave()
 {
 	return true;

source/World/Storage/ExternalFileLevelStorage.cpp

@@ -10,6 +10,8 @@
 #include "Level.hpp"
 #include "GetTime.h"
 
+#ifdef DEMO
+
 #define C_CHUNKS_TO_SAVE_PER_TICK (2)
 
 ExternalFileLevelStorage::ExternalFileLevelStorage(const std::string& a, const std::string& path) :
@@ -312,3 +314,5 @@ bool ExternalFileLevelStorage::writeLevelData(const std::string& path, LevelData
 
 	return true;
 }
+
+#endif

source/World/Storage/ExternalFileLevelStorageSource.cpp

@@ -10,6 +10,8 @@
 #include "ExternalFileLevelStorage.hpp"
 #include "Util.hpp"
 
+#ifdef DEMO
+
 ExternalFileLevelStorageSource::ExternalFileLevelStorageSource(const std::string& path)
 {
 	m_worldsPath = path;
@@ -162,3 +164,5 @@ void ExternalFileLevelStorageSource::addLevelSummaryIfExists(std::vector<LevelSu
 	ls.field_34 = ld.field_18;
 	vls.push_back(ls);
 }
+
+#endif