Merge "Fix certain setting writes being incorrectly skipped." into cm-10.2

            if (cache == null) return false;

            synchronized (cache) {

                Bundle bundle = cache.get(name);

                if (bundle == null) return false;

                if (bundle == null || bundle == TOO_LARGE_TO_CACHE_MARKER) return false;

                String oldValue = bundle.getPairValue();

                if (oldValue == null && value == null) return true;

                if ((oldValue == null) != (value == null)) return false;