Currently the `GPUProcessProxy::updatePreferences` method sends preferences from the web process in multiple IPC messages to the GPU process.
These messages should be consolidated into one package and sent across in a single message.
Pull request: https://github.com/WebKit/WebKit/pull/1660
Committed r295708 (251713@main): <https://commits.webkit.org/251713@main>
Reviewed commits have been landed. Closing PR #1660 and removing active labels.