Monday, May 4, 2015

Performance Tracking (benjhayden)

• Trace viewer/rail perf work.

• Layout Analyzer powered by UMA.

Scrolling (skobes) [crbug.com/417782]

• Improved unite tests for scrolling.

• Removed m_inProgrammaticScroll scroll flag from FrameView.

• Removed m_viewportLayoutObject from FrameView.

Line Boxes (szager) [crbug.com/321237]

• Performance data looks a lot better, some micro benchmarks still show

a slight regression but within error margin. Plan is to try to land

this week.

Flexbox (cbiesinger) [crbug.com/426898]

• Discussions around absolut positioning within flexbox.

• Updated handling of min-width/min-height.

List marker refactoring (dsinclair) [crbug.com/370461]

• Found solution for subtree modification problem, CL up for review.

(dsinclair)

• Change to move layout tree modification from layout walk to

NotifyChange. (dsinclair)

Misc Warden (dsinclair, pilgrim)

• Moved mustInvalidateBackgroundOrBorderPaintOnHeightChange from

LayoutObject to LayoutBox and made it private. (pilgrim)

• Made updateShapeImage, updateFillImages private. (pilgrim)

• Renderer to LayoutObject rename almost done, only editing and paint

remain. Yay! (dsinclair)

Region-based multi-column support (mstensho) [crbug.com/334335]

• All known fuzzers fixed.

• New multicol implementation landed today (r194883).

Layout refactoring (esprehn, ikilpatrick, cbiesinger, ojan, leviw)

• Meetings and discussion contined last week and this week. Plan is to

have one or more concrete proposals by the end of BlinkOn.

Logistics

• Most of the team in Sydney next week for BlinkOn 4, many travel down

this week.

• No meeting next week (due to BlinkOn), send updates (if any) to eae.