WIP: delegatesFocus

Source/core/dom/Node.h

Index: Source/core/dom/Node.h
diff --git a/Source/core/dom/Node.h b/Source/core/dom/Node.h
index 7d1ea14ccd552d288052ba2669cac13fe3b98a0b..19e8505d5ce315eaadb553d46202f88b688ba91e 100644
--- a/Source/core/dom/Node.h
+++ b/Source/core/dom/Node.h
@@ -358,8 +358,8 @@ public:
     bool active() const { return isUserActionElement() && isUserActionElementActive(); }
     bool inActiveChain() const { return isUserActionElement() && isUserActionElementInActiveChain(); }
     bool hovered() const { return isUserActionElement() && isUserActionElementHovered(); }
-    // Note: As a shadow host whose tabStop=false may become focused state when an inner element
-    // gets focused in its shadow, in that case more than one elements in a document can return
+    // Note: As a shadow host whose root with delegatesFocus=false may become focused state when
+    // an inner element gets focused, in that case more than one elements in a document can return
     // true for |focused()|.  Use Element::isFocusedElementInDocument() or Document::focusedElement()
     // to check which element is exactly focused.
     bool focused() const { return isUserActionElement() && isUserActionElementFocused(); }