Network traffic annotation added to URLLoaderImpl.

content/common/url_loader_factory.mojom

Index: content/common/url_loader_factory.mojom
diff --git a/content/common/url_loader_factory.mojom b/content/common/url_loader_factory.mojom
index 13b8d2e63a0f74dd613d364406e4057c19f63cf9..416b73385ad36feadf5d8201a1e7369241fa44ab 100644
--- a/content/common/url_loader_factory.mojom
+++ b/content/common/url_loader_factory.mojom
@@ -4,6 +4,7 @@
 
 module content.mojom;
 
+import "mutable_network_traffic_annotation_tag.mojom";
 import "url_loader.mojom";
 
 [Native]
@@ -23,7 +24,8 @@ interface URLLoaderFactory {
                        int32 request_id,
                        uint32 options,
                        URLRequest request,
-                       URLLoaderClient client);
+                       URLLoaderClient client,
+                       MutableNetworkTrafficAnnotationTag traffic_annotation);
 
   // Loads the resource for the given |request| synchronously.
   // |request_id| is for compatibility with the existing Chrome IPC.