Allow cross-origin cssRules access to CORS-fetched stylesheet.

Source/core/html/HTMLLinkElement.h

Index: Source/core/html/HTMLLinkElement.h
diff --git a/Source/core/html/HTMLLinkElement.h b/Source/core/html/HTMLLinkElement.h
index ca79516aa5f07fec0f40282727c2b0018574f4b4..3a7aea59b57a9dae5967bb76157c2319dc9f63e9 100644
--- a/Source/core/html/HTMLLinkElement.h
+++ b/Source/core/html/HTMLLinkElement.h
@@ -104,12 +104,20 @@ private:
     void removePendingSheet();
     Document& document();
 
+    void setCrossOriginStylesheetStatus(CSSStyleSheet*);
+    void setFetchFollowingCORS()
+    {
+        ASSERT(!m_fetchFollowingCORS);
+        m_fetchFollowingCORS = true;
+    }
+
     RefPtrWillBeMember<CSSStyleSheet> m_sheet;
     DisabledState m_disabledState;
     PendingSheetType m_pendingSheetType;
     bool m_loading;
     bool m_firedLoad;
     bool m_loadedSheet;
+    bool m_fetchFollowingCORS;
 };