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

content/common/service_worker/service_worker_provider.mojom

Index: content/common/service_worker/service_worker_provider.mojom
diff --git a/content/common/service_worker/service_worker_provider.mojom b/content/common/service_worker/service_worker_provider.mojom
index 4016e4266254d6403c1afc96329018930ed3b932..959c55d687f48699ae34ae08fbb66912245e2bba 100644
--- a/content/common/service_worker/service_worker_provider.mojom
+++ b/content/common/service_worker/service_worker_provider.mojom
@@ -6,6 +6,24 @@ module content.mojom;
 
 import "content/common/service_worker/service_worker_provider_interfaces.mojom";
 import "content/common/service_worker/service_worker_types.mojom";
+import "content/common/url_loader_factory.mojom";
+
+// A container object carried from the browser to the renderer process.
+// This contains the params for the constructor of ServiceWorkerNetworkProvider.
+// This is passed on launching a service worker.
+struct ServiceWorkerProviderClientInfo {
+  int32 provider_id;
+  ServiceWorkerProviderType type;
+  bool is_parent_frame_secure;
+  // |registration| and |attributes| are information about the registration
+  // currently to be launched.
+  ServiceWorkerRegistrationObjectInfo registration;
+  ServiceWorkerVersionAttributes attributes;
+
+  associated ServiceWorkerProviderHost host_ptr_info;
+  associated ServiceWorkerProvider& client_request;
+  associated URLLoaderFactory? script_loader_factory_ptr_info;
+};
 
 // A container object carried from the renderer to the browser process.
 // This contains the parameters to specify the provider on the browser side.
@@ -18,4 +36,4 @@ struct ServiceWorkerProviderHostInfo {
   bool is_parent_frame_secure;
   associated ServiceWorkerProviderHost& host_request;
   associated ServiceWorkerProvider client_ptr_info;
-};
+};