Remove unused inherits

src/ol/layer/Base.js

@@ -1,7 +1,6 @@
 /**
  * @module ol/layer/Base
  */
-import {inherits} from '../util.js';
 import BaseObject from '../Object.js';
 import LayerProperty from '../layer/Property.js';
 import {clamp} from '../math.js';

src/ol/layer/Group.js

@@ -1,7 +1,7 @@
 /**
  * @module ol/layer/Group
  */
-import {getUid, inherits} from '../util.js';
+import {getUid} from '../util.js';
 import Collection from '../Collection.js';
 import CollectionEventType from '../CollectionEventType.js';
 import {getChangeEventType} from '../Object.js';
@@ -105,7 +105,7 @@ class LayerGroup extends BaseLayer {
    * @param {module:ol/events/Event} event Event.
    * @private
    */
-  handleLayersChanged_(event) {
+  handleLayersChanged_() {
     this.layersListenerKeys_.forEach(unlistenByKey);
     this.layersListenerKeys_.length = 0;
 

src/ol/layer/Heatmap.js

@@ -2,7 +2,6 @@
  * @module ol/layer/Heatmap
  */
 import {listen} from '../events.js';
-import {inherits} from '../util.js';
 import {getChangeEventType} from '../Object.js';
 import {createCanvasContext2D} from '../dom.js';
 import VectorLayer from '../layer/Vector.js';

src/ol/layer/Image.js

@@ -1,7 +1,6 @@
 /**
  * @module ol/layer/Image
  */
-import {inherits} from '../util.js';
 import LayerType from '../LayerType.js';
 import Layer from '../layer/Layer.js';
 

src/ol/layer/Layer.js

@@ -3,7 +3,7 @@
  */
 import {listen, unlistenByKey} from '../events.js';
 import EventType from '../events/EventType.js';
-import {getUid, inherits} from '../util.js';
+import {getUid} from '../util.js';
 import {getChangeEventType} from '../Object.js';
 import BaseLayer from '../layer/Base.js';
 import LayerProperty from '../layer/Property.js';

src/ol/layer/Tile.js

@@ -1,7 +1,6 @@
 /**
  * @module ol/layer/Tile
  */
-import {inherits} from '../util.js';
 import LayerType from '../LayerType.js';
 import Layer from '../layer/Layer.js';
 import TileProperty from '../layer/TileProperty.js';

src/ol/layer/Vector.js

@@ -1,7 +1,6 @@
 /**
  * @module ol/layer/Vector
  */
-import {inherits} from '../util.js';
 import LayerType from '../LayerType.js';
 import Layer from '../layer/Layer.js';
 import VectorRenderType from '../layer/VectorRenderType.js';

src/ol/layer/VectorTile.js

@@ -1,7 +1,6 @@
 /**
  * @module ol/layer/VectorTile
  */
-import {inherits} from '../util.js';
 import LayerType from '../LayerType.js';
 import {assert} from '../asserts.js';
 import TileProperty from '../layer/TileProperty.js';