There've been a few of these in Toronto. Here a once windswept plaza was replaced by a shopping centre:
https://goo.gl/maps/VPm67doUBeQRouJ78
Before:
https://goo.gl/maps/aMa2AL2RzSE2akJ56
Here's a more unfortunate one, with the original intent of the Brutalist-era architecture being severely compromised by the new retail component:
https://goo.gl/maps/awJSn9ypfcaaKL3z6
Before:
https://goo.gl/maps/PWY3yJmoRjt8L4in8
There's been a lot of tower-in-the-park infill as well, with new towers or townhouses built on the vacant land. Eg:
https://goo.gl/maps/rco2rrzetJK1DwWE8
https://goo.gl/maps/cSJvRE95qvXVEb5e9
https://goo.gl/maps/a4R74zGtYyAXjLsJ8