Meeting Notes Meetings notes from the Mozilla community


Mozilla Platform Meeting Minutes: 2012-06-26

Filed under: Posts — Tags: — Jesper Kristensen @ 11:00 pm


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Platform Meeting Details

  • Tuesday 2012-06-2611:00 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 / SFO-Boardroom
  • join #planning for back channel



Notices / Schedule

  • Firefox for Android 14.0 released at ~6:30AM PT this morning!!!
  • We are in our fourth week of the cycle
  • Please continue to prioritize tracked FF14 bugs over tracked FF15 bugs over work landing on m-c
  • Background updates for Windows has been enabled on FF15 (currently on Aurora).
  • We’ve taken a fix that prevents the need for a restart to update Flash on Windows in Beta 14. Please be on the lookout for plugin regressions.
  • 11.3 Adobe Flash crash investigation is ongoing

Firefox Development

  • Continuing a recent trend: plenty of Web App runtime fixes: pre-loading of indexedDB settings (bug 757678), pre-loading the appcache (bug 760365), and preliminary work on Mac for distinguishing installed/uninstalled apps (bug 756308)
  • First bit of the social API work landed (bug 762579), plenty more to come (bug 762569, bug 766403)

Firefox Developer Tools

Add-on SDK


  • This week’s Snappy status
  • Frank has picked up Australis work from Jared.
  • More cache fixes coming from the Necko team.
  • Lots of work going on with Peptest in collaboration with the Metrics team to improve data coming from this tool.




  • Please welcome Emmanuele Bassi to the Platform Layout Team.
  • Notable Patches:
    • bug 757362 – Use the displayport for the dirty rect (if one is set) when building the display list for a subdocument so that position: fixed items are correctly included. (tn)
    • bug 575294 – Bad news security bug (mats)
    • bug 726264 – Bad news security bug (mats)
    • bug 764541 – Bad news security bug (mats)
    • bug 718290 – Track TEXT_IN_TEXTRUN_USER_DATA separately for inflated and non-inflated text runs. (dbaron)
    • bug 765218 – Treat animation-iteration-count:0 specially. (dbaron)
    • bug 655920 – Implement new values of animation-direction. (dbaron)
    • bug 763702 – Ensure font inflation bits are set during frame construction for root frame. (sjohnson)
    • bug 762764 – Prevent selection from descending into text boxes when extending it for things like caret navigation and extension for deletion (ehsan)
    • bug 765597 – Invalidate the thebes layer as well as the overflow area when moving frames (ehsan)
    • bug 767823 – Make SVG nsAutoFilterInstance take frame rects and stop using GetCoveredRegion (jwatt)
    • bug 757347 – Share mask layers for memory & performance (ncameron)
    • bug 767734 – Prepare SVG for DisplayList-based Invalidation (jwatt)
    • bug 541270 – Correctly calculate the filter region for SVG filters on HTML to account for zooming (jwatt)
    • bug 764117 – Prefer performance over avoiding seaming in border drawing (bas)
    • bug 766007 – Create scrollframes for frameset documents. (roc)
    • bug 703241 – PresShell::DoScrollContentIntoView and PresShell::ScrollFrameRectIntoView should take transforms into account. (roc)


  • Experimenting with linking gkmedia back into xul on Windows for WebRTC – with or without PGO – bug 768325
  • Switching build default for webrtc on in the near future (navigator.mozGetUserMedia() is nearing checkin) – bug 691234 — will be behind an about:config pref







  • We shipped this morning
  • Reader mode landed
  • bookmarks import (from stock and other webkit browsers) landed


Tree Management

  • armv6 fennec builds enabled on all branches
  • b2g debug builds enabled on all branches


Available Slots – Get ’em while they are hot!


For updates to meetings please see the Security Review Calendar

Bugs marked sec-review-needed that need to be scheduled

ID Summary Status Priority
744967 Add plugincheck functionality to Add-on Manager NEW
748945 Review iframe auto-height feature (part of seemless iframes) NEW
748949 Review changes to Cache-Control: no-cache on https pages NEW
749235 Security Review of Enable HTTP pipelining by default NEW
749337 SecReview: Thunderbird should (semi-)automatically improve the security-related server configuration settings when it knows an improvement could be made NEW
749339 SecReview: Thunderbird auto-configuration database should be expanded & updated by regularly spidering every domain on the internet ( NEW
749341 SecReview: Teach FileSaver to take URIs as well NEW
749344 SecReview: WebUSB NEW
749362 SecReview: WebBluetooth NEW
749363 SecReview: Preffing out CSS should be easier NEW
749364 SecReview: WebPrint (or WebIPP) NEW
749368 SecReview: Use a pref to determine whether we auto-launch downloaded files NEW
749379 SecReview: [WebAPI] Proper WebAPI permissions manager NEW
749625 SecReview: (camera) camera support for desktop NEW
749372 SecReview: Relax same-origin XHR restrictions for privileged applications NEW
749378 SecReview: Network manager API NEW
749221 Security Review of Media Plugin API (MPAPI) ASSIGNED
749233 Security Review of turn on “don’t load tabs until selected” by default / Tabs on Demand ASSIGNED
749355 SecReview: WebContacts (or Contacts+) ASSIGNED P1

Stability Report




Trunk Top Crashers

  • bug 767996 – top crash on trunk that is now resolved fixed.

Aurora Top Crashers

Beta Top Crashers

13.0.1 Top Crashers


  • Current crashes for Fennec 14 beta 8 are under 5 crashes per 100 ADU. About the same as beta 7

See Mobile Notes for Mobile specific Socorro notes

  • Nightly top crashes
    1. bug 765712, bug 765463 java.lang.IllegalArgumentException: Bad limit (capacity 2097152): -1024 at java.
    2. bug 765463 java.nio.Buffer.limit(
    3. bug 761929 java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the childs parent first. at android.view.ViewGroup.addViewInner(


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