Replace ASSERT with DCHECK in modules/

third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerGlobalScopeClient.cpp

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 24 matching lines @@
 
 namespace blink {
 
 const char* ServiceWorkerGlobalScopeClient::SupplementName() {
   return "ServiceWorkerGlobalScopeClient";
 }
 
 ServiceWorkerGlobalScopeClient* ServiceWorkerGlobalScopeClient::From(
     ExecutionContext* context) {
   WorkerClients* clients = ToWorkerGlobalScope(context)->Clients();
-  ASSERT(clients);
+  DCHECK(clients);
   return static_cast<ServiceWorkerGlobalScopeClient*>(
       Supplement<WorkerClients>::From(clients, SupplementName()));
 }
 
 void ProvideServiceWorkerGlobalScopeClientToWorker(
     WorkerClients* clients,
     ServiceWorkerGlobalScopeClient* client) {
   clients->ProvideSupplement(ServiceWorkerGlobalScopeClient::SupplementName(),
                              client);
 }
 
 }  // namespace blink