QuickLook iOS 11.0 Beta 4 to Beta 5 API Differences

QLThumbnailReply.h
Modified +[QLThumbnailReply replyWithContextSize:currentContextDrawingBlock:]
Declaration
From+ (nonnull instancetype)replyWithContextSize:(CGSize)contextSize currentContextDrawingBlock:(nonnull BOOL (^)())drawingBlock
To+ (nonnull instancetype)replyWithContextSize:(CGSize)contextSize currentContextDrawingBlock:(nonnull BOOL (^)(void))drawingBlock

QLThumbnailRequest.h
Added QLFileThumbnailRequest.minimumSize