Replace obsolete Tile Access methods (#32508)

* Replace obsolete SetTile

* Remove obsolete GetTileRef & GetAllTiles

* Forgor

* Apply suggested `GetMapOrInvalid`

Content.Server/Decals/DecalSystem.cs

@@ -35,7 +35,7 @@ namespace Content.Server.Decals
         [Dependency] private readonly IConfigurationManager _conf = default!;
         [Dependency] private readonly IGameTiming _timing = default!;
         [Dependency] private readonly IAdminLogManager _adminLogger = default!;
-        [Dependency] private readonly MapSystem _mapSystem = default!;
+        [Dependency] private readonly SharedMapSystem _mapSystem = default!;
 
         private readonly Dictionary<NetEntity, HashSet<Vector2i>> _dirtyChunks = new();
         private readonly Dictionary<ICommonSession, Dictionary<NetEntity, HashSet<Vector2i>>> _previousSentChunks = new();
@@ -106,7 +106,7 @@ namespace Content.Server.Decals
                 return;
 
             // Transfer decals over to the new grid.
-            var enumerator = Comp<MapGridComponent>(ev.Grid).GetAllTilesEnumerator();
+            var enumerator = _mapSystem.GetAllTilesEnumerator(ev.Grid, Comp<MapGridComponent>(ev.Grid));
 
             var oldChunkCollection = oldComp.ChunkCollection.ChunkCollection;
             var chunkCollection = newComp.ChunkCollection.ChunkCollection;