Add two interfaces for ServiceWorkerProviderContext/ProviderHost

content/browser/service_worker/service_worker_dispatcher_host.cc

Index: content/browser/service_worker/service_worker_dispatcher_host.cc
diff --git a/content/browser/service_worker/service_worker_dispatcher_host.cc b/content/browser/service_worker/service_worker_dispatcher_host.cc
index d8a667c555454f71233e43c56697639dbaf8ceb1..46019ca14139de4d80b3991a3773cf7eff9ad67d 100644
--- a/content/browser/service_worker/service_worker_dispatcher_host.cc
+++ b/content/browser/service_worker/service_worker_dispatcher_host.cc
@@ -1040,26 +1040,6 @@ void ServiceWorkerDispatcherHost::OnProviderCreated(
   }
 }
 
-void ServiceWorkerDispatcherHost::OnProviderDestroyed(int provider_id) {
-  TRACE_EVENT0("ServiceWorker",
-               "ServiceWorkerDispatcherHost::OnProviderDestroyed");
-  if (!GetContext())
-    return;
-  if (!GetContext()->GetProviderHost(render_process_id_, provider_id)) {
-    // PlzNavigate: in some cancellation of navigation cases, it is possible
-    // for the pre-created hoist to have been destroyed before being claimed by
-    // the renderer. The provider is then destroyed in the renderer, and no
-    // matching host will be found.
-    if (!IsBrowserSideNavigationEnabled() ||
-        !ServiceWorkerUtils::IsBrowserAssignedProviderId(provider_id)) {
-      bad_message::ReceivedBadMessage(
-          this, bad_message::SWDH_PROVIDER_DESTROYED_NO_HOST);
-    }
-    return;
-  }
-  GetContext()->RemoveProviderHost(render_process_id_, provider_id);
-}
-
 void ServiceWorkerDispatcherHost::OnSetHostedVersionId(int provider_id,
                                                        int64_t version_id,
                                                        int embedded_worker_id) {