Index: content/browser/webui/url_data_manager_backend.h |
diff --git a/content/browser/webui/url_data_manager_backend.h b/content/browser/webui/url_data_manager_backend.h |
index fc8d702af82b3203e7ee91d0a0ad39572e3fe9df..15e64e3c1737ffdf2a2982b1560ad61a2d76f88c 100644 |
--- a/content/browser/webui/url_data_manager_backend.h |
+++ b/content/browser/webui/url_data_manager_backend.h |
@@ -52,7 +52,8 @@ class URLDataManagerBackend : public base::SupportsUserData::Data { |
// Adds a DataSource to the collection of data sources. |
void AddDataSource(URLDataSourceImpl* source); |
- // DataSource invokes this. Sends the data to the URLRequest. |
+ // DataSource invokes this. Sends the data to the URLRequest. |bytes| may be |
+ // null, which signals an error handling the request. |
void DataAvailable(RequestID request_id, base::RefCountedMemory* bytes); |
static net::URLRequestJob* Factory(net::URLRequest* request, |