Index: third_party/WebKit/Source/core/dom/Document.h |
diff --git a/third_party/WebKit/Source/core/dom/Document.h b/third_party/WebKit/Source/core/dom/Document.h |
index 15dbe5a785f64644026c1faee0e4e9dc66d9f9d3..616b47df77d1bf11bec6776c7caeb8d46ff80955 100644 |
--- a/third_party/WebKit/Source/core/dom/Document.h |
+++ b/third_party/WebKit/Source/core/dom/Document.h |
@@ -218,6 +218,8 @@ enum CreateElementFlags { |
CreatedByParser = 1 << 0, |
// Synchronous custom elements flag: |
// https://dom.spec.whatwg.org/#concept-create-element |
+ // TODO(kojii): Remove these flags, add an option not to queue upgrade, and |
+ // let parser/DOM methods to upgrade synchronously when necessary. |
SynchronousCustomElements = 0 << 1, |
AsynchronousCustomElements = 1 << 1, |