Bug 1052096 - Move CPOWs into the privileged junk scope. r=billm
Bug 1052096 - Move CPOW targets into the privileged/unprivileged junk scope of the child/parent. r=billm
Bug 1052096 - Add an API to access the 'Location' string (used by memory reporters) of a compartment. r=billm
Bug 1052096 - Tests. r=billm