System/Library/PrivateFrameworks/OnBoardingKit.framework
OBStyle.h
@interface OBStyle : NSObject
+ (struct CGSize { double x0; double x1; })sheetSizeForParentWindowSize:(struct CGSize { double x0; double x1; })a0;
@end
System/Library/PrivateFrameworks/OnBoardingKit.framework
@interface OBStyle : NSObject
+ (struct CGSize { double x0; double x1; })sheetSizeForParentWindowSize:(struct CGSize { double x0; double x1; })a0;
@end