= Location = Apple Campus, Cupertino CA March 12-13, 2015 = Topics = * Scroll refactor - bfulgham * Display list drawing - smfr * Rendering state enforcement - smfr * Refactorings - smfr * FrameVIew/ScrollView/Widgets * Project Houdini topics [dino] * CSS Parser extensions and object model * CSS custom properties * Custom layout via a box tree API * Custom painting of elements via JS * Scroll synchronisation * UIWorkers * Resize events * Make filters fast all the time [dino] * Web Inspector topics [xenon] * Demo of element change tracking [brrian] * Web Replay status and plans [brrian] * Demo of JS liveness/type profiler [saamyjoon]