Question: Rowntree develped a brand named after a play by?

Context paragraphs:
Fred Joaillier: Fred Joaillier is a French jewellery brand named after the founder Fred Samuel.  Its first store opened in Paris in 1936 and became famous for jewels designed by Jean Cocteau and for its famous client such as Marlène Dietrich or Grace Kelly.

Zuzana Králová: Zuzana Králová (born 1985) is a Czech fashion designer born in Tábor, Czechoslovakia.  After achieving a Master of Arts at Jan Evangelista Purkyně University in Ústí nad Labem in the Czech Republic and a Diploma in Fashion Design at Istituto Europeo di Design in Madrid, she set up her own fashion brand named Kralova Design in 2009.  She was a finalist at Brilliance Fashion Talent 2010, under a jury composed of the best designers and fashion professionals in the Czech Republic and Slovakia.  She has been also selected finalist to the National Design Award of the Czech Republic, a prestigious award open to all facets of design.

Björn Borg (brand): Björn Borg AB is a Swedish apparel fashion brand named after the former professional tennis player of the same name.  The company was formerly named World Brand Management (WBM), and has stores in seven European countries, with Sweden and the Netherlands being the most important ones.  New markets are Germany and the United Kingdom.

Wheat Crunchies: Wheat Crunchies are a crisp wheat snack currently in production under the British snack producer KP Snacks Ltd.  They come in several flavours, including: Crispy Bacon, Spicy Tomato and Cheddar & Onion.  Salt and Vinegar and Worcester Sauce were also among the roster of flavours but have since been discontinued.  A regular multipack bag contains 25g and a normal retail pack contains 30g.  Wheat Crunchies were originally made by Sooner Snacks, who were purchased by Rowntree Mackintosh in 1987.  The brand was sold shortly thereafter to Golden Wonder when Rowntree Mackintosh was absorbed into Nestlé, and became a leading crisp product in UK stores by the late 1990s.  It was subsequently sold to United Biscuits following the take-over of Golden Wonder by Tayto.

Timothy Oulton: Timothy Oulton is a British furniture brand named after its founder and creative director.  As of June 2016, it has 37 retail galleries worldwide.  Its products are also retailed through Restoration Hardware in the U.S.

Europestar: Europestar (, ) is a Chinese car brand of the English Lotus Group plc.  They brand named is used from a joint-venture with the Chinese Jinhua Youngman Vehicle Co., Ltd. Sometimes the brand is called Qingnian Kuaile(, , English: Youngman (Lotus) .  The vehicles are manufactured in the prefecture-level city of Jinhua.  The brand name is only applied on the export models.  The Chinese homeland units are sold as Lotus Cars (, ).  The British sports cars of the mark are imported by the company and retain its UK original logo.  In addition, the sport models are marketed under the differentiated heading of Lotus Sports Cars (, ).

Black Magic (chocolates): Black Magic is a British brand of boxed chocolates originally created by Rowntree's in 1933.  Sold as an affordable version of an otherwise very expensive luxury product, they were marketed as a courtship gift.  In the 1970s, the brand was advertised using the slogan "Who knows the secret of the Black Magic box?"  The brand is now owned by Nestlé.

Von Dutch: Von Dutch is an American multinational apparel brand named after Kenny Howard, aka "Von Dutch", an American artist and pinstriper of the Kustom Kulture movement.  After Howard's death in 1992, his daughters sold the Von Dutch name to Michael Cassel and Robert Vaughn.  The clothing brand gained popularity in the US and attracted the attention of celebrities such as Whitney Houston, Madonna, Britney Spears, Justin Timberlake, and later Ashton Kutcher and Eric Church.

Quality Street (confectionery): Quality Street is a popular selection of individual tinned or boxed toffees, chocolates and sweets, produced by Nestlé.  Quality Street was first made in Halifax, West Yorkshire, England in 1936.  It was named after a play by J. M. Barrie.

Rowntree's: Rowntree was an English confectionery business based in York.  Rowntree developed the Kit Kat (introduced in 1935), Aero (introduced in 1935), Fruit Pastilles (introduced in 1881), Smarties (introduced in 1937) brands, and the Rolo and Quality Street brands when it merged with Mackintosh's in 1969.

Supporting paragraphs: Rowntree's Quality Street (confectionery)
Answer: J. M. Barrie