src/vs/editor/browser/services/editorWorkerService.ts/EditorModelManager/dispose
class EditorModelManager:	public override dispose(): void {
		for (const modelUrl in this._syncedModels) {
			dispose(this._syncedModels[modelUrl]);
		}
		this._syncedModels = Object.create(null);
		this._syncedModelsLastUsedTime = Object.create(null);
		super.dispose();
	}