Fix GeckoView tile loading android assets folder

CHANGELOG.md

@@ -15,6 +15,7 @@
 - Fix remove hash string when map is removed ([#4427](https://github.com/maplibre/maplibre-gl-js/pull/4427))
 - Fix GeolocateControl may be added twice when calling addControl/removeControl/addControl rapidly ([#4454](https://github.com/maplibre/maplibre-gl-js/pull/4454))
 - Fix `style.loadURL` abort error being logged when removing style ([#4425](https://github.com/maplibre/maplibre-gl-js/pull/4425))
+- Fix vector tiles not loading when html is opened via "resource://android" (i.e., the assets folder) in GeckoView on Android ([#4451](https://github.com/maplibre/maplibre-gl-js/pull/4451))
 - _...Add new stuff here..._
 
 ## 4.5.0

src/util/actor.test.ts

@@ -201,4 +201,18 @@ describe('Actor', () => {
 
         expect(spy).toHaveBeenCalled();
     });
+
+    test('should process a message when origin is "resource://android"', async () => {
+        const worker = workerFactory() as any as WorkerGlobalScopeInterface & ActorTarget;
+        const actor = new Actor(worker, '1');
+
+        const spy = jest.fn().mockReturnValue(Promise.resolve({}));
+        worker.worker.actor.registerMessageHandler(MessageType.getClusterExpansionZoom, spy);
+
+        actor.target.postMessage({type: MessageType.getClusterExpansionZoom, data: {} as any, origin: 'resource://android'});
+
+        await sleep(0);
+
+        expect(spy).toHaveBeenCalled();
+    });
 });

src/util/actor.ts

@@ -132,7 +132,7 @@ export class Actor implements IActor {
     receive(message: {data: MessageData}) {
         const data = message.data;
         const id = data.id;
-        if (data.origin !== 'file://' && location.origin !== 'file://' && data.origin !== location.origin) {
+        if (data.origin !== 'file://' && location.origin !== 'file://' && data.origin !== 'resource://android' && location.origin !== 'resource://android' && data.origin !== location.origin) {
             return;
         }
         if (data.targetMapId && this.mapId !== data.targetMapId) {