anchor.diff:  
           // Define acceptance helper
           function acceptImageSetChanges(acceptedImgBase64, imgSetId) {
  -          // TODO: Make an AJAX call to accept our image
  -
             // Fade out diff and reference images to "loading" state
             var $imgSet = $('[data-image-set="' + jQuery.escapeSelector(imgSetId) + '"]');
             //- assert.strictEqual($imgSet.length, 1);
  
positive.code:           // TODO: Eagerly update our status
            //   This won't be the scenario for update reference image (i.e. we are progressively updating images)
  
            // TODO: If there is an error, reset our status
  
            // TODO: When loading completes, remove loading state and update image references
            //   This is development mocking for now
            setTimeout(function () {
              $diffImg.removeClass('loading');
              $refImg.removeClass('loading');
              cachebustImg($diffImg);
              cachebustImg($refImg);
            }, 1000);
          }
  
          // Define base64 content helper
          function getBase64Content(imgEl) {
            // TODO: Complete base64 extraction
            return '';
          }
  
          // Set up image acceptance binding
  
negative.code:             // If the images are different widths, return false
              // TODO: Allow this to be a configurable heuristic
              var actualDiffImg = compareSet.diffImg;
              // TODO: Use `naturalWidth`
              if (expectedDiffImg.width !== actualDiffImg.width) {
                return false;
              }
  