refactor(service-worker): remove work-around for Chrome code highlighting bug (#40234)
refactor(service-worker): remove work-around for Chrome code highlighting bug (#40234)

Chrome debugger code highlighting bug [659515][1] has been fixed, so we
can remove the work-around.
(See #38332 for more details on the work-around.)

[1]: https://bugs.chromium.org/p/chromium/issues/detail?id=659515

PR Close #40234

ocombe/angular,manekinekko/angular,blesh/angular,brandonroberts/angular,JiaLiPassion/angular,JiaLiPassion/angular,mgechev/angular,manekinekko/angular,mgechev/angular,alxhub/angular,alxhub/angular,blesh/angular,IdeaBlade/angular,mgechev/angular,manekinekko/angular,manekinekko/angular,gkalpak/angular,angular/angular,gkalpak/angular,alxhub/angular,mgechev/angular,IdeaBlade/angular,brandonroberts/angular,angular-indonesia/angular,angular-indonesia/angular,shairez/angular,JiaLiPassion/angular,brandonroberts/angular,blesh/angular,angular/angular,brandonroberts/angular,angular-indonesia/angular,ocombe/angular,IdeaBlade/angular,ocombe/angular,manekinekko/angular,mgechev/angular,shairez/angular,brandonroberts/angular,gnomeontherun/angular,manekinekko/angular,angular/angular,shairez/angular,ocombe/angular,gkalpak/angular,ocombe/angular,shairez/angular,IdeaBlade/angular,brandonroberts/angular,gnomeontherun/angular,gnomeontherun/angular,gnomeontherun/angular,blesh/angular,blesh/angular,alxhub/angular,shairez/angular,angular/angular,angular-indonesia/angular,alxhub/angular,gkalpak/angular,IdeaBlade/angular,JiaLiPassion/angular,ocombe/angular