component {0636a680-45cb-11e4-916c-0800200c9a66} MainProcessSingleton.js process=main
contract @mozilla.org/main-process-singleton;1 {0636a680-45cb-11e4-916c-0800200c9a66} process=main
category app-startup MainProcessSingleton service,@mozilla.org/main-process-singleton;1 process=main

component {ca2a8470-45c7-11e4-916c-0800200c9a66} ContentProcessSingleton.js process=content
contract @mozilla.org/content-process-singleton;1 {ca2a8470-45c7-11e4-916c-0800200c9a66} process=content
category app-startup ContentProcessSingleton service,@mozilla.org/content-process-singleton;1 process=content