Fix DownsamplingImageProcessor example
Fix DownsamplingImageProcessor example

`UIView` doesn't have a `size` property. You can get a view's size with `UIView.bounds.size` -- I assume that's what was intended here.
Ashok28/Kingfisher,onevcat/Kingfisher,Ashok28/Kingfisher,onevcat/Kingfisher,Ashok28/Kingfisher