debugdiscovery: display some information about the initial "undecided" set
The size and shape of the revision that remains "undediced" once the fetched the
remote heads and queried the local one have a large impact on the discovery
performance, so we display some information about that set.
Differential Revision: https://phab.mercurial-scm.org/D9530
{
// Enforcing
"eqeqeq" : true, // true: Require triple equals (===) for comparison
"forin" : true, // true: Require filtering for..in loops with obj.hasOwnProperty()
"freeze" : true, // true: prohibits overwriting prototypes of native objects such as Array, Date etc.
"nonbsp" : true, // true: Prohibit "non-breaking whitespace" characters.
"undef" : true, // true: Require all non-global variables to be declared (prevents global leaks)
// Environments
"browser" : true // Web Browser (window, document, etc)
}