Used internally to gate off functions that use the native messenger. Gives a helpful error message in the command line if the native messenger is not installed, or is the wrong version.
false if the required version is higher than the currently available native messenger version.
Evaluates a string in the native messenger. This has to be python code. If you want to run shell strings, use run() instead.
Posts using the one-time message API; native is killed after message returns
This returns the commandline that was used to start firefox. You'll get both firefox binary (not necessarily an absolute path) and flags