WIP: delegatesFocus

Source/core/dom/shadow/ShadowRoot.h

Index: Source/core/dom/shadow/ShadowRoot.h
diff --git a/Source/core/dom/shadow/ShadowRoot.h b/Source/core/dom/shadow/ShadowRoot.h
index 9024928cc1f48e64beffbfd23d728a8d40cea7fb..26ec07dcb326acde588836c7e39f310e05184e1b 100644
--- a/Source/core/dom/shadow/ShadowRoot.h
+++ b/Source/core/dom/shadow/ShadowRoot.h
@@ -125,6 +125,9 @@ public:
 
     StyleSheetList* styleSheets();
 
+    void setDelegatesFocus(bool flag) { m_delegatesFocus = flag; }
+    bool delegatesFocus() const { return m_delegatesFocus; }
+
     DECLARE_VIRTUAL_TRACE();
 
 private:
@@ -156,6 +159,7 @@ private:
     unsigned m_type : 1;
     unsigned m_registeredWithParentShadowRoot : 1;
     unsigned m_descendantInsertionPointsIsValid : 1;
+    unsigned m_delegatesFocus : 1;
 };
 
 inline Element* ShadowRoot::activeElement() const