Do not use tile.load() for getting source tiles

src/ol/VectorRenderTile.js

@@ -167,10 +167,9 @@ class VectorRenderTile extends Tile {
 
   /**
    * @inheritDoc
-   * @return {Array<import("./VectorTile.js").default>} Source tiles for this tile.
    */
   load() {
-    return this.getSourceTiles_(this);
+    this.getSourceTiles_(this);
   }
 }
 

src/ol/renderer/canvas/VectorTileLayer.js

@@ -243,7 +243,7 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
     const resolution = tileGrid.getResolution(zoom);
     const tileExtent = tileGrid.getTileCoordExtent(tile.wrappedTileCoord);
 
-    const sourceTiles = tile.load();
+    const sourceTiles = source.getSourceTiles(pixelRatio, projection, tile);
     const layerUid = getUid(layer);
     const executorGroups = tile.executorGroups[layerUid];
     if (executorGroups) {