refactor(launcher): use this directly instead assign to self variable in retry launcher (#3159)
refactor(launcher): use this directly instead assign to self variable in retry launcher (#3159)


david-garcia-nete/karma,david-garcia-nete/karma,johnjbarton/karma,johnjbarton/karma,johnjbarton/karma,karma-runner/karma,david-garcia-nete/karma,karma-runner/karma,karma-runner/karma,maksimr/karma,maksimr/karma,maksimr/karma,johnjbarton/karma,karma-runner/karma