Fix for building the sim on glucid.

Change-Id: I7c9df36c02591baa45bffb2da8e885813a3e3d86

Revert "Apparently wxImage::HasAlpha and wxMenuBase::AppendSeparator are"

This reverts commit fe524684fb19d6e0c584aa9e70dba8e6887f3179.
3 files changed