Merge "Avoid IndexOutOfBoundsException when accessing RemoteCallbackList" into main

    }

    public void onUserRemoved(int userId) {

        RemoteCallbackList<IRemoteCallback> callbacks;

        ArrayList<IRemoteCallback> targetUnRegisteredCallbacks = null;

        synchronized (mLock) {

            callbacks = mCallbacks;

        }

        int registerCount = callbacks.getRegisteredCallbackCount();

            int registerCount = mCallbacks.getRegisteredCallbackCount();

            for (int i = 0; i < registerCount; i++) {

            int registerUserId = (int) callbacks.getRegisteredCallbackCookie(i);

                int registerUserId = (int) mCallbacks.getRegisteredCallbackCookie(i);

                if (registerUserId == userId) {

                IRemoteCallback callback = callbacks.getRegisteredCallbackItem(i);

                unregisterPackageMonitorCallback(callback);

                    IRemoteCallback callback = mCallbacks.getRegisteredCallbackItem(i);

                    if (targetUnRegisteredCallbacks == null) {

                        targetUnRegisteredCallbacks = new ArrayList<>();

                    }

                    targetUnRegisteredCallbacks.add(callback);

                }

            }

        }

        if (targetUnRegisteredCallbacks != null && targetUnRegisteredCallbacks.size() > 0) {

            int count = targetUnRegisteredCallbacks.size();

            for (int i = 0; i < count; i++) {

                unregisterPackageMonitorCallback(targetUnRegisteredCallbacks.get(i));

            }

        }

    }