Removing service worker ID. Fixes #1076.

Author: jakearchibald

docs/index.bs

@@ -148,8 +148,6 @@ spec: webappsec-referrer-policy; urlPrefix: https://w3c.github.io/webappsec-refe
 
     A [=/service worker=] has an associated <dfn export id="dfn-containing-service-worker-registration" lt="registration|containing service worker registration">containing service worker registration</dfn> (a [=/service worker registration=]), which contains itself.
 
-    A [=/service worker=] has an associated <dfn export id="dfn-service-worker-id">id</dfn> (an opaque string), which uniquely identifies itself during the lifetime of its <a>containing service worker registration</a>.
-
     A [=/service worker=] has an associated <dfn export id="dfn-service-worker-global-object" for="service worker">global object</dfn> (a {{ServiceWorkerGlobalScope}} object or null).
 
     A [=/service worker=] is dispatched a set of <dfn export id="dfn-lifecycle-events">lifecycle events</dfn>, {{install!!event}} and {{activate!!event}}, and <dfn export id="dfn-functional-events">functional events</dfn> including {{fetch!!event}}.
@@ -2700,7 +2698,6 @@ spec: webappsec-referrer-policy; urlPrefix: https://w3c.github.io/webappsec-refe
           1. Invoke <a>Finish Job</a> with |job| and abort these steps.
       1. Else:
           1. Let |worker| be a new [=/service worker=].
-          1. Generate a unique opaque string and set |worker|'s <a>id</a> to the value.
           1. Set |worker|'s [=service worker/script url=] to |job|'s [=job/script url=], |worker|'s <a>script resource</a> to |script|, and |worker|'s [=service worker/type=] to |job|'s <a>worker type</a>.
           1. Set |worker|'s <a>script resource</a>'s <a>HTTPS state</a> to |httpsState|.
           1. Set |worker|'s <a>script resource</a>'s [=script resource/referrer policy=] to |referrerPolicy|.

docs/v1/index.bs

@@ -143,8 +143,6 @@ spec: webappsec-referrer-policy; urlPrefix: https://w3c.github.io/webappsec-refe
 
     A [=/service worker=] has an associated <dfn export id="dfn-containing-service-worker-registration" lt="registration|containing service worker registration">containing service worker registration</dfn> (a [=/service worker registration=]), which contains itself.
 
-    A [=/service worker=] has an associated <dfn export id="dfn-service-worker-id">id</dfn> (an opaque string), which uniquely identifies itself during the lifetime of its <a>containing service worker registration</a>.
-
     A [=/service worker=] has an associated <dfn export id="dfn-service-worker-global-object" for="service worker">global object</dfn> (a {{ServiceWorkerGlobalScope}} object or null).
 
     A [=/service worker=] is dispatched a set of <dfn export id="dfn-lifecycle-events">lifecycle events</dfn>, {{install!!event}} and {{activate!!event}}, and <dfn export id="dfn-functional-events">functional events</dfn> including {{fetch!!event}}.
@@ -2322,7 +2320,6 @@ spec: webappsec-referrer-policy; urlPrefix: https://w3c.github.io/webappsec-refe
           1. Invoke <a>Finish Job</a> with |job| and abort these steps.
       1. Else:
           1. Let |worker| be a new [=/service worker=].
-          1. Generate a unique opaque string and set |worker|'s <a>id</a> to the value.
           1. Set |worker|'s [=service worker/script url=] to |job|'s [=job/script url=], |worker|'s <a>script resource</a> to |script|, and |worker|'s [=service worker/type=] to |job|'s <a>worker type</a>.
           1. Set |worker|'s <a>script resource</a>'s <a>HTTPS state</a> to |httpsState|.
           1. Set |worker|'s <a>script resource</a>'s [=script resource/referrer policy=] to |referrerPolicy|.