quitter@mozilla.org 2016.03.10 2 {ec8030f7-c20a-464f-9b0e-13a3a9e97384} 45.0 * {aa3c5121-dab2-40e2-81ca-7ea25febc110} 45.0 * Quitter Adds a quit method that content pages can use to quit the application. Mozilla