I tried my luck on the actual solution: https://github.com/OpenSmalltalk/opensmalltalk-vm/pull/303
As written on the PR, all seems to work fine without needing to change anything in the image, but more testing should be done.
Tobias Pape wrote
> Does that mean that ctrl-left/right can no longer be used to move
> word-wise?
> Just askin.
I only skimmed but it looks like the original solution in Pharo before we
abandoned it for the above reason. The workaround was to send a keystroke
with all modifiers pressed to make conflicts less likely. Elliot just asked
about the VM-side of this on the VM list [1]. Coincidence?
1.
http://forum.world.st/On-community-development-of-the-VM-s-platform-code-tp5088397.html