| Index: Source/core/html/HTMLElement.h | 
| diff --git a/Source/core/html/HTMLElement.h b/Source/core/html/HTMLElement.h | 
| index ab3e9a052fa5eea3bf44ed05fc08ba5502d72984..1e280bccc3740ce0f12f99aac784456b11fc0542 100644 | 
| --- a/Source/core/html/HTMLElement.h | 
| +++ b/Source/core/html/HTMLElement.h | 
| @@ -99,6 +99,10 @@ public: | 
| HTMLMenuElement* contextMenu() const; | 
| void setContextMenu(HTMLMenuElement*); | 
|  | 
| +    virtual void ensureFallbackContent() { } | 
| +    virtual void ensurePrimaryContent() { } | 
| +    virtual String altText() const { return String(); } | 
| + | 
| protected: | 
| HTMLElement(const QualifiedName& tagName, Document&, ConstructionType); | 
|  | 
|  |