WKFrameInfo

@interface WKFrameInfo : NSObject <NSCopying>

/*! @abstract A Boolean value indicating whether the frame is the main frame
 or a subframe.
 */
@property (nonatomic, readonly, getter=isMainFrame) BOOL mainFrame;

/*! @abstract The frame's current request.
 */
@property (nonatomic, readonly, copy) NSURLRequest *request;

/*! @abstract The frame's current security origin.
 */
@property (nonatomic, readonly) WKSecurityOrigin *securityOrigin API_AVAILABLE(macosx(10.11), ios(9.0));

@end