remask() {
			if (this.parsedFormatInfo === null) {
				return; // We have no format information, and have no data mask
			}
			const dataMask = DataMask.values[this.parsedFormatInfo.getDataMask()];
			const dimension = this.bitMatrix.getHeight();
			dataMask.unmaskBitMatrix(this.bitMatrix, dimension);
		}
Revert the mask removal done while reading the code words. The bit matrix should revert to its original state.