refactor(Minecraft.World): Implement LCEMP changes.

Minecraft.World/RegionFileCache.cpp

@@ -38,6 +38,7 @@ RegionFile *RegionFileCache::_getRegionFile(ConsoleSaveFile *saveFile, const wst
 	}
 	MemSect(0);
 
+	EnterCriticalSection(&m_cs);
 	RegionFile *ref = NULL;
 	AUTO_VAR(it, cache.find(file));
 	if( it != cache.end() )
@@ -46,6 +47,7 @@ RegionFile *RegionFileCache::_getRegionFile(ConsoleSaveFile *saveFile, const wst
 	// 4J Jev, put back in.
     if (ref != NULL)
 	{
+		LeaveCriticalSection(&m_cs);
 		return ref;
     }
 
@@ -63,6 +65,7 @@ RegionFile *RegionFileCache::_getRegionFile(ConsoleSaveFile *saveFile, const wst
 
 	RegionFile *reg = new RegionFile(saveFile, &file);
     cache[file] = reg;	   // 4J - this was originally a softReferenc
+	LeaveCriticalSection(&m_cs);
     return reg;
 
 }
@@ -85,6 +88,7 @@ void RegionFileCache::_clear()															// 4J - TODO was synchronized
 //        }	
 	}
 	cache.clear();
+	LeaveCriticalSection(&m_cs);
 }
 
 int RegionFileCache::_getSizeDelta(ConsoleSaveFile *saveFile, const wstring &prefix, int chunkX, int chunkZ)