
Hi from [Dora team](https://www.dora.run/), which powers web developers to build their 3d websites in just a few seconds. This PR fixes https://github.com/flutter/flutter/issues/133134. The size of the shared canvas should not only be updated if both width and height are not the same. [C++, Objective-C, Java style guides]: https://github.com/flutter/engine/blob/main/CONTRIBUTING.md#style