void setUnchangedIndexes(int[] indexes) {
		for (int index : indexes) {
			if (index > maxIndex) {
				continue;
			}
			int byteOffset = index / 8;
			int bitMask = ~(1 << (index % 8));
			mapData[byteOffset] &= bitMask;
		}
	}
Flag all indexes as unchanged within this change map.  Index values outside
the size constraints of this map will be ignored.
@param indexes list of indexes to mark as unchanged
Ghidra/Framework/DB/src/main/java/db/buffers/ChangeMap.java