void function ( HeadlessJsTaskEventListener arg0 ) { mHeadlessJsTaskEventListeners . remove ( arg0 ) ; }
unregister a task lifecycle event listener . concode_field_sep WeakReference<ReactContext> mReactContext concode_elem_sep Set<HeadlessJsTaskEventListener> mHeadlessJsTaskEventListeners concode_elem_sep Handler mHandler concode_elem_sep WeakHashMap<ReactContext,HeadlessJsTaskContext> INSTANCES concode_elem_sep AtomicInteger mLastTaskId concode_elem_sep Set<Integer> mActiveTasks concode_elem_sep SparseArray<Runnable> mTaskTimeouts concode_field_sep void addTaskEventListener concode_elem_sep void scheduleTaskTimeout concode_elem_sep int startTask concode_elem_sep boolean hasActiveTasks concode_elem_sep void finishTask concode_elem_sep HeadlessJsTaskContext getInstance concode_elem_sep boolean isTaskRunning