Clobber navigator before mapping modules in bgPage to avoid exception on iOS
Clobber navigator before mapping modules in bgPage to avoid exception on iOS

MobileChromeApps/cordova-plugin-chrome-apps-bootstrap,DanielJoyce/cordova-plugin-chrome-apps-bootstrap,DanielJoyce/cordova-plugin-chrome-apps-bootstrap,MobileChromeApps/cordova-plugin-chrome-apps-bootstrap,DanielJoyce/cordova-plugin-chrome-apps-bootstrap,MobileChromeApps/cordova-plugin-chrome-apps-bootstrap