Add gservices flags for calendar sync.

         */

        public static final String USE_LOCATION_FOR_SERVICES = "use_location";

        /**

         * The number of entries to fetch from the feed at a time for calendar sync.

         */

        private static final String GOOGLE_CALENDAR_SYNC_ENTRY_FETCH_QUEUE_SIZE =

                "google_calendar_sync_entry_fetch_queue_size";

        /**

         * The number of entities to fetch from the provider at a time for calendar sync.

         */

        private static final String GOOGLE_CALENDAR_SYNC_ENTITY_FETCH_QUEUE_SIZE =

                "google_calendar_sync_entity_fetch_queue_size";

        /**

         * The maximum number of simultaneous changes to allow before alerting the user for

         *  calendar sync.

         */

        private static final String GOOGLE_CALENDAR_SYNC_NUM_ALLOWED_SIMULTANEOUS_CHANGES =

                "google_calendar_sync_num_allowed_simultaneous changes";

        /**

         * The maximum percentage of simultaneous changes to allow before alerting the user for

         *  calendar sync.

         */

        private static final String GOOGLE_CALENDAR_SYNC_PERCENT_ALLOWED_SIMULTANEOUS_CHANGES =

                "google_calendar_sync_percent_allowed_simultaneous_changes";

        /**

         * The number of times to apply local changes in calendar sync before stopping.

         */

        private static final String GOOGLE_CALENDAR_SYNC_MAX_LOOP_ATTEMPTS =

                "google_calendar_sync_max_loop_attempts";

        /**

         * The batch size for applying server changes to the provider for calendar sync.

         */

        private static final String GOOGLE_CALENDAR_SYNC_NUM_APPLICATIONS_PER_BATCH =

                "google_calendar_sync_num_applications_per_batch";

        /**

         * The length of the calendar sync window into the future.

         * This specifies the number of days into the future for the sliding window sync.