Meeting Notes Meetings notes from the Mozilla community


Mozilla Platform Meeting Minutes: 2012-01-24

Filed under: Posts — Tags: — Jesper Kristensen @ 12:00 am


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Platform Meeting Details

  • Tuesdays – 11:00 am Pacific
  • Dial-in: conference# 95312
    • US/International: +1 650 903 0800 x92 Conf# 95312
    • US toll free: +1 800 707 2533 (pin 369) Conf# 95312
    • Canada: +1 416 848 3114 x92 Conf# 95312
  • Warp Core Vidyo Room
  • join #planning for back channel


Notices / Schedule

  • Go to build for our final betas of FF3.6.26/10 was 2012-01-23
    • A decision about whether or not to ship add-ons compatible by default in FF10 (and with what prefs set) will be made during today’s channel meeting 2012-01-24
  • Final sign-off for FF10 will be 2012-01-25
  • Next source migration is 2012-01-31

Firefox Development

bug 566489: inline autocomplete has landed thanks to efforts from David Dahl and Marco Bonardo. Marco has been fixing followups in an attempt to polish the feature for release, but we may end up disabling it on Aurora to get some extra bake time.

Firefox Developer Tools


  • Snappy (last week’s summary)
    • Smooth scrolling has landed on M-C (bug 198964)
    • Early preview of about:jank add-on
      • still buggy and requires recent Nightly
    • Networking team investigating slowdowns caused by cache. Also investigating locks being held on main thread by cache



  • Landed bug 675078 – removing JSThread and JSThreadData. This removes multithreading support from SpiderMonkey (except for web workers, of course).


  • Notable Patches:
    • bug 698335 – Security Issue with bidi text
    • bug 536557 – Implement CSS3 text-align-last
    • bug 718513 – Synthetic bold does not work with src:local(…) @font-face declarations under DirectWrite
    • bug 716229 – Plain text in WWW pages now appears to be double-spaced
    • bug 708075 – the shaped-word caches should be flushed on memory-pressure notification
    • bug 675015 – Suppress synthetic mouse events due to scrolling until the scroll is complete
    • bug 524925 – Avoid reflows for transform changes
    • bug 665597 – Include margin calculations in FinishAndStoreOverflow
    • bug 627628 – be smarter about dispatching starved paints
    • bug 675015 – Suppress synthetic mouse events due to scrolling until the scroll is complete
  • Priorities:
    • Mobile Text
    • CSS flexbox
    • bug 689623 API for visible images
    • CSS Quarterly Meeting


(someone please read)

  • Published demo build and demos of MediaStreams Processing API. Working to get this landed on trunk in pieces, starting with base MediaStreams infrastructure.
  • requestFullScreenWithKeys API under construction. See bug for proposed behavior. Need security feedback/review.(bug 716107)
  • Just need build system review to land new libcubeb audio backend for Windows. (bug 623444)


(no verbal update)

  • DOM bindings work week is this week.


  • Mozilla has joined the W3C DAP working group. (Jonas and Mounir has joined. Anyone else that’s interested should contact David Baron).
  • Network API landed for android! (Provides information about connectivity speed)
  • Experimental WebSMS landed for android.



  • An IETF HTTP working group member posted a proposal to change their charter to take on HTTP/2.0 (and, likely, SPDY).
  • We’re on track to enable SPDY by default, at least for a week, when Firefox 13 development starts.


  • Bug 90268, content ownership of plugins, is on track to land as soon as Firefox 13 development opens. Last known problem (“the Pandora problem”) was fixed yesterday.



Tree Management

  • Hitting record high levels of test load!
    • 27,189 test jobs yesterday
    • 31,705 test jobs on jan 11
    • Doing ~110 hours of compute time per push [1]


Security Review Needed but Unscheduled

Schedule with Curtis

If you believe your feature is on this list incorrectly or information has changed since the item was marked for review; please contact Curtis

Security Reviews Scheduled for this week

Date / Time Item
Wed Jan 25 / 13:00 PST Scheduling: more info soon
THU Jan 26 / 10:00 PST AVAILABLE
Fri Jan 27 / 10:00 AM PST AVAILABLE

Calendar and Meeting details

General Meeting Details 
* IRC Channel: #security 
* Etherpad: 
* Vidyo: (Room 9058)
* Dial-in Info (phone): 
** In office or soft phone: extension 92 
** US/INTL: 650-903-0800 or 650-215-1282 then extension 92 
** Toronto: 416-848-3114 then extension 92 
** Toll-free: 800-707-2533 then password 369 
** Conference num 99058

Stability Report






  • bug 720410 Low volume Mac crash but new to Beta.
  • bug 718724 Firefox Crash [@ nsHTMLReflowState::Init(nsPresContext*, int, int, nsMargin const*, nsMargin const*) ]
  • bug 718389 – startup crash that spiked in b5.



  • Top crashes
    • – quite a few with fixes in progress
    • Working to make these actionable. Many issues are due to issue getting proper Java signatures.
  • Java signature fixes
    • bug 719373 is the meta bug that covers java crashes.
    • The Java in a different field is being handled by lars and cpeterson bug 701002 and bug 701390
    • Socorro work is targeted for Monday release.
  • Logged Java signature bugs
    • In the interim – Naoki sifted through the crash reports from the data gathered from bug 718907 and figured out the Java crash list.
    • The Java crash list covers more than just TouchBadMemory (12.43% ) of the crashes, It covers : mozalloc_abort | __swrite | dexDataMapAlloc, EMPTY: no crashing thread identified; corrupt dump, mozalloc_abort | dexDataMapAlloc, and a few others
    • bug 707683
    • bug 720515
    • bug 720613
    • bug 711988
  • Other
    • There are a number of arm_neon_fills bug 711852. We thought it would be fixed with the rotation fix, but it appears that it is a bit more than that.


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