| Index: Source/core/rendering/RenderBoxModelObject.cpp | 
| diff --git a/Source/core/rendering/RenderBoxModelObject.cpp b/Source/core/rendering/RenderBoxModelObject.cpp | 
| index b06ed1d121931c3039ba1eead2f207132217cc71..b05dbe34468d4ca5fc17369c555c1d06d186e573 100644 | 
| --- a/Source/core/rendering/RenderBoxModelObject.cpp | 
| +++ b/Source/core/rendering/RenderBoxModelObject.cpp | 
| @@ -113,7 +113,12 @@ RenderBoxModelObject::RenderBoxModelObject(ContainerNode* node) | 
|  | 
| RenderBoxModelObject::~RenderBoxModelObject() | 
| { | 
| +} | 
| + | 
| +void RenderBoxModelObject::destroy() | 
| +{ | 
| ImageQualityController::remove(this); | 
| +    RenderLayerModelObject::destroy(); | 
| } | 
|  | 
| void RenderBoxModelObject::willBeDestroyed() | 
|  |