Implement dumb URLLoader{Factory} for ServiceWorker script loading (for try)

content/browser/service_worker/service_worker_context_core.h

Index: content/browser/service_worker/service_worker_context_core.h
diff --git a/content/browser/service_worker/service_worker_context_core.h b/content/browser/service_worker/service_worker_context_core.h
index 29120b0a3bf3616560bc91622ea4f0be2e4583d6..62d6a4242e836a951ffa2a27a32a9fb5425fc0f7 100644
--- a/content/browser/service_worker/service_worker_context_core.h
+++ b/content/browser/service_worker/service_worker_context_core.h
@@ -35,6 +35,7 @@ class SingleThreadTaskRunner;
 }
 
 namespace storage {
+class BlobStorageContext;
 class QuotaManagerProxy;
 class SpecialStoragePolicy;
 }
@@ -51,6 +52,7 @@ class ServiceWorkerNavigationHandleCore;
 class ServiceWorkerProviderHost;
 class ServiceWorkerRegistration;
 class ServiceWorkerStorage;
+class URLLoaderFactoryGetter;
 
 // This class manages data associated with service workers.
 // The class is single threaded and should only be used on the IO thread.
@@ -111,6 +113,8 @@ class CONTENT_EXPORT ServiceWorkerContextCore
   // ServiceWorkerContextWrapper. When Notify() of |observer_list| is called in
   // ServiceWorkerContextCore, the methods of ServiceWorkerContextCoreObserver
   // will be called on the thread which called AddObserver() of |observer_list|.
+  // |blob_context| and |url_loader_factory_getter| are used only
+  // when IsServicificationEnabled is true.
   ServiceWorkerContextCore(
       const base::FilePath& user_data_directory,
       std::unique_ptr<ServiceWorkerDatabaseTaskManager>
@@ -118,6 +122,8 @@ class CONTENT_EXPORT ServiceWorkerContextCore
       const scoped_refptr<base::SingleThreadTaskRunner>& disk_cache_thread,
       storage::QuotaManagerProxy* quota_manager_proxy,
       storage::SpecialStoragePolicy* special_storage_policy,
+      base::WeakPtr<storage::BlobStorageContext> blob_context,
+      URLLoaderFactoryGetter* url_loader_factory_getter,
       base::ObserverListThreadSafe<ServiceWorkerContextCoreObserver>*
           observer_list,
       ServiceWorkerContextWrapper* wrapper);
@@ -307,6 +313,14 @@ class CONTENT_EXPORT ServiceWorkerContextCore
       int service_worker_provider_id,
       mojom::ServiceWorkerWorkerClientAssociatedPtrInfo client_ptr_info);
 
+  base::WeakPtr<storage::BlobStorageContext> blob_storage_context() {
+    return blob_storage_context_;
+  }
+
+  URLLoaderFactoryGetter* loader_factory_getter() {
+    return loader_factory_getter_.get();
+  }
+
   base::WeakPtr<ServiceWorkerContextCore> AsWeakPtr() {
     return weak_factory_.GetWeakPtr();
   }
@@ -380,6 +394,10 @@ class CONTENT_EXPORT ServiceWorkerContextCore
   std::map<int, ServiceWorkerNavigationHandleCore*>
       navigation_handle_cores_map_;
 
+  // IsServicificationEnabled
+  base::WeakPtr<storage::BlobStorageContext> blob_storage_context_;
+  scoped_refptr<URLLoaderFactoryGetter> loader_factory_getter_;
+
   bool force_update_on_page_load_;
   int next_handle_id_;
   int next_registration_handle_id_;