Add the decache function to the imageLoadObject instead of the image, because we can need to decache the dataSet even if the image is not constructed.
Add the decache function to the imageLoadObject instead of the image, because we can need to decache the dataSet even if the image is not constructed.

cornerstonejs/cornerstoneWADOImageLoader,cornerstonejs/cornerstoneWADOImageLoader,google/cornerstoneWADOImageLoader,cornerstonejs/cornerstoneWADOImageLoader,google/cornerstoneWADOImageLoader,chafey/cornerstoneWADOImageLoader,google/cornerstoneWADOImageLoader,chafey/cornerstoneWADOImageLoader,chafey/cornerstoneWADOImageLoader