Fixed: Aristo3 - Various _CPImageAndTextView bugs (#2914)

AppKit/_CPImageAndTextView.j

@@ -680,6 +680,13 @@ var _CPimageAndTextViewFrameSizeChangedFlag         = 1 << 0,
             imageWidth *= scale;
             imageHeight *= scale;
         }
+        else if (_imageScaling === CPImageScaleProportionallyUpOrDown)
+        {
+            var scale = MIN(size.width / imageWidth, size.height / imageHeight);
+
+            imageWidth *= scale;
+            imageHeight *= scale;
+        }
 
         if (CPFeatureIsCompatible(CPOpacityRequiresFilterFeature))
             imageStyle.filter = @"alpha(opacity=" + _shouldDimImage ? 50 : 100 + ")";