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Weekly Announcement

  • 2017 Team Building
    • Event planner nomination.
    • Event focus discussion.

Weekly Sharing

Weekly Status

Astley Chen

  • Done the new regressions check of FF56. Status looks good.
  • bug 1392314 NEW:: stylo: causes memory consumption to double for gmail
    • Bug 1392314 - doing local test and see how memory consumption goes.
    • Bug 1392314 - done verification and found a ~60MB memory variation when loading gmail inbox on stylo.

Boris Chiou

  • bug 1387990 RESOLVED::FIXED stylo: Many interpolations of transform are failed in test_transitions_per_property.html
    • Landed bug 1387990 - stylo: Many interpolations of transform are failed in test_transitions_per_property.html
  • bug 1390039 NEW:: stylo: Implement compute_distance for mismatched transform lists
    • Wrote patches for bug 1390039 - stylo: Implement compute_distance for mismatched transform lists

Cameron McCormack

  • Reviewed
  • bug 1393636 RESOLVED::FIXED Report memory usage of Gecko style structs separately
    • Reviewed bug 1393636
  • bug 1387913 RESOLVED::FIXED stylo: Rules are not cloned properly before mutation on shared stylesheet
    • Reviewed bug 1387913
  • bug 1342951 NEW:: Expensive sync reflows when holding the down key on google presentations
    • Reviewed bug 1342951
  • bug 1385154 RESOLVED::FIXED stylo: Consider rethinking how EagerPseudoStyles for ::before and ::after work.
    • Reviewed bug 1385154
  • bug 1394271 ASSIGNED:: stylo: check matching rules before cascading eager pseudos
    • Uploaded patch for bug 1394271
  • bug 1394297 ASSIGNED:: stylo: don't mutate style structs when attempting to store the same value
    • Uploaded patch for bug 1394297
  • bug 1367635 NEW:: stylo: consider caching style structs in the rule tree
    • Maybe discovered source of style struct memory usage in bug 1367635
    • Uploaded WIP patch for bug 1367635, which is green on try, but which doesn't save as much memory as I expect...


  • Setup windows notebook
  • bug 1390088 RESOLVED::FIXED SVG within SVG (embedded) not displaying correctly in 56.0b2.
    • Bug 1390088 landed
    • Bug 1390088 upload patches according to jwatt's review comment
  • bug 1385239 NEW:: incorrect SVG mask with transformed/filtered graphic object
    • Bug 1385239 r?
    • Bug 1385239 upload patches
    • Bug 1385239 upload a test case
  • bug 1389712 NEW:: switching to a Google Slides tab is slow (long repaint)
    • Bug 1389712 profilkling
  • bug 1358239 RESOLVED::FIXED pulse and sns notifier lag due to running `hg log`
    • Bug 1358239 upload a test case

Eric Tsai

  • Issue triage and diagnosis
  • WebCompat to Bugzilla extension
    • Fetch product/component from bugzilla, cache and restore in local storage
    • Fill detail information while open new bug
    • Add to duplicate bug's see also field then close existing issue

Farmer Tseng

  • bug 1382509 RESOLVED::FIXED Build PDFium as a separate library instead of linking it into libxul
    • Landed on Bug 1382509
    • Uploaded patch, r? on Bug 1382509

Jeremy Chen

  • bug 1375332 RESOLVED::FIXED stylo: font-size doesn't always respond to language-specific minimum size when using charset-derived language
    • Landed Bug 1375332
    • Updated patchset and address reviewer's comment [Bug 1375332]
  • bug 1391120 RESOLVED::FIXED stylo: Calc with negative values on the right side serializes with "+"
    • Triaged Bug 1391120
  • bug 1390105 UNCONFIRMED:: [webvtt] German umlauts leave black border which makes them unreadable on white background
    • Provided comments [Bug 1390105]
  • bug 1391341 ASSIGNED:: stylo: Decreased font size when lang="zh"
    • Investigated [Bug 1391341]
    • Investigated, discovered the root cause [Bug 1391341]
    • Uploaded a patch for review [Bug 1391341]
  • bug 1392910 RESOLVED::FIXED Remove unnecessary pref setting for CSS text-justify property in testing profile
    • Filed and landed [Bug 1392910]
  • bug 1390457 RESOLVED::DUPLICATE Stylo: Opening Inspector changes the font used by the page
    • Provided comments and NI the reporter to verify if it is fixed in part of my previous work [Bug 1390457]
  • bug 1386901 RESOLVED::WORKSFORME stylo: CSS property with leading period is not reported as an error
    • Investigated Bug 1386901
  • bug 1391178 NEW:: Scrolling in a popup should not cause scrolling in its underlying content
    • Replied NI and updated a better STR [Bug 1391178]

Louis Chang

  • bug 1352238 - Implement a native theme for checkbox/radio form controls on Android
    • study | WIP | r?

Ting-Yu Lin

  • Uploaded a Servo PR
  • bug 1374247 NEW:: stylo: We don't implement the hack to allow child combinators to match across XBL <children> elements (could we remove it?).
    • Investigated why reftest xbl-children-1.xhtml fails, and left a comment 7 in bug 1374247.
  • bug 1393618 RESOLVED::DUPLICATE Reftests and crashtests fail to run locally on MacOS
    • Resolved bug 1393618 as a dup.
  • bug 1394304 NEW:: Support always open urlbar result in a new tab
    • Filed bug 1394304 and uploaded a patch.
  • bug 1388165 RESOLVED::FIXED Stylo: DevTools test using XBL triggers crashes in ServoStyleSet::StyleRuleMap
    • Landed bug 1388165.
    • Uploaded a patch for bug 1388165.

Tommy Kuo

  • bug 1391198 - stylo: The order of rules in DevTools is not specificity order when all declarations in a rule are !important.
    • Find the root cause
    • Trace code
    • WIP

Ya-Chieh Wu

  • bug 895096 NEW:: border-collapsed table borders have inconsistent widths when device pixel scale is not 1 (zoom)
    • Bug 895096 r?
    • Wip for Bug 895096
    • Working on bug 1379038 and bug 895096 to figure out how to divide the border-collapse table's border correctly
  • bug 1379038 ASSIGNED:: Border Collapse causing 1px off
    • Working on bug 1379038 and bug 895096 to figure out how to divide the border-collapse table's border correctly

Rule of Thumb

Status code:

  • OOAD: In analysis or design phase.
  • WIP: working on WIP patch.
  • feedback(f): feedback a patch
  • feedback?(f?): WIP is ready for feedback grant.
  • feedback+(f+): Get positive feedback.
  • feedback-(f-): Get negative feedback.
  • review(r): review a patch.
  • review?(r?): patch is under review
  • review+(r+): get review+ and ready to check-in
  • review-(r-): get negative review feedback. Fix problems and switch back to r? again.
  • land: patch check in.
  • debug: Figure out the root cause of a bug/ try to repro that bug, etc...
  • file: file a bug
  • PTO: take personal leave
  • interview(I)
  • study: Spend time on domain knowledge study, such as multimedia transport technology, compress format, real-time rendering.
  • presentation
    • Write a personal blog, which is relative to work, such as articles on MozTech, or what you experience in a work week.
    • WIKI/ MDN article writing.
    • If you write a technical blog or anything relative to work, it's welcome to share it on weekly report.
    • Do a presentation of technical topics