On debug builds, setDragImage fails with an assertion when the object passed in is an image. This is because KWQClipboard::dragNSImage incorrectly returns a WebImageRenderer object instead of an NSImage.
Created attachment 4612 [details] Return an NSImage instead
Comment on attachment 4612 [details] Return an NSImage instead I've got a patch that includes this change and many others like this, already reviewed and ready to check in. But I haven't had a chance to land it yet.
Created attachment 4615 [details] just for grins, here's the patch I meant Actually, it's not reviewed. I'll attach it here anyway.