Remove the unused source_process_id and provider_host arguments to SW unregistration.

content/browser/service_worker/service_worker_internals_ui.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/service_worker/service_worker_internals_ui.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 386 matching lines @@
                  partition_id,
                  context_path));
 }
 
 void ServiceWorkerInternalsUI::OperationProxy::UnregisterOnIOThread(
     scoped_refptr<ServiceWorkerContextWrapper> context,
     const GURL& scope) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   context->context()->UnregisterServiceWorker(
       scope,
-      0,  // render process id?
-      NULL, // provider_host
       base::Bind(&ServiceWorkerInternalsUI::OperationProxy::OperationComplete,
                  this));
 }
 
 void ServiceWorkerInternalsUI::OperationProxy::StartWorkerOnIOThread(
     scoped_refptr<ServiceWorkerContextWrapper> context,
     const GURL& scope) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   // TODO(alecflett): Add support for starting/stopping workers for
   // pending versions too.
@@ skipping 178 matching lines @@
           ServiceWorkerVersion::ACTIVE) {
     registration->active_version()->DispatchSyncEvent(base::Bind(
         &ServiceWorkerInternalsUI::OperationProxy::OperationComplete, this));
     return;
   }
 
   OperationComplete(SERVICE_WORKER_ERROR_FAILED);
 }
 
 }  // namespace content