Remove decluttering for a fresh start

src/ol/render.js

@@ -129,29 +129,3 @@ export function getRenderPixel(event, pixel) {
   applyTransform(event.inversePixelTransform.slice(), result);
   return result;
 }
-
-/**
- * @param {import("./PluggableMap.js").FrameState} frameState Frame state.
- * @param {?} declutterTree Declutter tree.
- * @returns {?} Declutter tree.
- */
-export function renderDeclutterItems(frameState, declutterTree) {
-  if (declutterTree) {
-    declutterTree.clear();
-  }
-  const items = frameState.declutterItems;
-  for (let z = items.length - 1; z >= 0; --z) {
-    const item = items[z];
-    const zIndexItems = item.items;
-    for (let i = 0, ii = zIndexItems.length; i < ii; i += 3) {
-      declutterTree = zIndexItems[i].renderDeclutter(
-        zIndexItems[i + 1],
-        zIndexItems[i + 2],
-        item.opacity,
-        declutterTree
-      );
-    }
-  }
-  items.length = 0;
-  return declutterTree;
-}