| Index: content/common/frame_owner_properties.h
 | 
| diff --git a/content/common/frame_owner_properties.h b/content/common/frame_owner_properties.h
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| index 6f484764c952f2e744ba0f896f1ff16b7033d60d..693d4827e3baaea879ddf821e9d1a1f27207bbcd 100644
 | 
| --- a/content/common/frame_owner_properties.h
 | 
| +++ b/content/common/frame_owner_properties.h
 | 
| @@ -32,6 +32,7 @@ struct CONTENT_EXPORT FrameOwnerProperties {
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|    int margin_height;
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|    bool allow_fullscreen;
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|    bool allow_payment_request;
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| +  bool is_display_none;
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|  
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|    // An experimental attribute to be used by a parent frame to enforce CSP on a
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|    // subframe. This is different from replicated CSP headers kept in
 | 
| 
 |