Merge "Select the right pages to scrap" into oc-dev am: 890cb590

            // be based off the start of the written ones instead of zero.

            // The written pages are always non-null and not empty.

            final int offset = -pagesWrittenToFile[0].getStart();

            PageRangeUtils.offset(pagesInDocRequested, offset);

            PageRangeUtils.offset(pagesInDocRequested.clone(), offset);

            return pagesInDocRequested;

        } else if (Arrays.equals(pagesInDocRequested, ALL_PAGES_RANGE)

                && isAllPages(pagesWrittenToFile, pageCount)) {