| Index: third_party/WebKit/Source/core/dom/Document.h
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| diff --git a/third_party/WebKit/Source/core/dom/Document.h b/third_party/WebKit/Source/core/dom/Document.h
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| index a96d14e8b2663a4cc816efcef9e84012ca6c020c..53e79c06fe0a0e310bbf7f5528e29adaa75c9ef2 100644
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| --- a/third_party/WebKit/Source/core/dom/Document.h
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| +++ b/third_party/WebKit/Source/core/dom/Document.h
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| @@ -814,7 +814,8 @@ class CORE_EXPORT Document : public ContainerNode,
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|  
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|    void willChangeFrameOwnerProperties(int marginWidth,
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|                                        int marginHeight,
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| -                                      ScrollbarMode);
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| +                                      ScrollbarMode,
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| +                                      bool isDisplayNone);
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|  
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|    // Returns true if this document belongs to a frame that the parent document
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|    // made invisible (for instance by setting as style display:none).
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| 
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