Merge "Break while loop when the thread interuppted."

        public void run() {

            Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);

            int pollingCount = 0;

            while (!Thread.interrupted()) {

            while (true) {

                boolean changed = false;

                // Update devices.

                    Thread.sleep(pollingCount > SHORT_POLLING_TIMES ?

                        LONG_POLLING_INTERVAL : SHORT_POLLING_INTERVAL);

                } catch (InterruptedException exp) {

                    // The while condition handles the interrupted flag.

                    continue;

                    break;

                }

            }

        }