Gaia/Meeting/2015-07-21

Gaia Weekly Meeting

• Date: 2015-07-21
• https://etherpad.mozilla.org/gaia-meeting-notes
• Meeting connection details: https://wiki.mozilla.org/B2G#Meetings
• Host: Ben Francis
• Minutes copied to the wiki by host each week https://wiki.mozilla.org/Gaia/Meeting_Notes

Alternate Meeting Times:

• "TPE/EU" meeting time: Tuesdays 02:00 Pacific
• "EU/US" meeting time: Tuesdays 9:00 Pacific

Announcements & Notices

• 2.5 Release Information https://wiki.mozilla.org/Firefox_OS/Releases/2.5
  • "Release Availability" (RA) is 2015-11-02 - fully functional stable release, not just feature complete.
• [Eli] Raptor has been refactored into a CLI tool installable from npm. Major Features:
  • Integrated with Marionette.js, can now write test interactions with Marionette
  • Supports launching any app, including hosted and third-party apps
  • Has new CLI syntax, see MDN's Raptor page. Email to lists will be sent later.
  • Install via `npm install -g @mozilla/raptor`

Talk

• No talk today.

Roundtable

• How to optimise your content for "pinning"
  • Announcement https://groups.google.com/forum/#!topic/mozilla.dev.gaia/ZMbI9_43w2M
  • Wiki page https://wiki.mozilla.org/FirefoxOS/Pin_the_Web/Optimising_Content
  • Questions?

QA

Reporter: nhirata

• Flame builds will need the contributor builds before flashing the system partition.
  • see https://bugzilla.mozilla.org/show_bug.cgi?id=1184980#c3 for details

• Dogfood blockers: see https://wiki.mozilla.org/B2G/QA/Spark#FoxFood_Changeset

• Flame blockers:
  • https://bugzil.la/1175955 passive pairing not work when fresh flash
  • https://bugzil.la/1182644 [Bluetooth] When transferring a file to laptop, device restarts upon completion of transfer.

• Severe issues:
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1155854 [Window Management][Edge Gesture] Edge gesturing quickly can cause icon screen to vertically draw and cause apps to force close
    • Lmk is too aggressive, https://bugzilla.mozilla.org/show_bug.cgi?id=1081577

• Crash list: http://mzl.la/1RG4eGP

TEAM UPDATES

(Alphabetical order)

Gaia Architecture Work

• Telemetry library [Tamara]
  • Landing the whole gecko and gaia portions of getting the new metrics (custom and hud ones) system in place.
  • Performance timing approach has change, emitting events. Created a new actor for that.
• Web app bridge
  • fixing bugs around Broadcast Channel endpoints that SMS team raised. Per Music team’s request, he is also working on docs for usage. Also the library is now a bit smaller, so there should be slight improvement in performance.

• Service workers
  • Implementing the service worker update process (bug 1181544, 1156092).
  • Improving current tools for debugging and sw uninstall (1171917, 1182103, 1180148)
  • First measures related to performance:
    • https://github.com/azasypkin/sw-tests
    • We saw that the spawn of the thread is expensive.
    • Library adding around 70ms per request.
    • Working with raptor to take measures better.
• SMS app conversion
  • Still working on the navigation, with whole documents.
  • Working on the system messages problem. Need to come with a solution first to be implemented by SFE.
  • Backend services for send sms.
  • Backend services for fetching all the inbox from the phone.
  • Refactoring to make things easier.

• Music app conversion
  • Working on converting front-end UI pieces into web components
  • Have a working prototype of
  • Working navigation with pinnable URLs
  • Connecting to MediaDB in a hidden <iframe> via Threads.js
  • Playing music via an <audio> tag in a hidden <iframe> via Threads.js
  • Refactoring OGA Music app to separate backend logic from view logic

• Contacts app conversion
  • Proposal to remove 'contacts' tab from dialer being discussed
  • #open landed as self-contained
  • #update approach with f+
  • Moving <iframe> architecture to window.open (matcher)
  • Import vs Open now being reviewed.

Comms app

Talking this week: Updates: (above)

Device

Talking this week:spag The team: evelyn, gchen, rexlee, johnhu, lchang, tzu-lin, yifan, seanlee Updates: (no update)

Media front end

Talking this week: Our team: dhylands, djf, jporter, hkoka, dkuo, dmarcos, wilsonpage, justindarc, pdahiya, rnicoletti, hub; Product: swilkes; Ux: amlee, tshakespeare, jsavory, hnguyen; EPM: mtreese QA: npark Updates: (no update)

Productivity

Talking this week: Sprint tracking wiki: Notes: Updates: (no update)

System

Talking this week: The team: Updates: (no update)

Systems front end

Talking this week: Ben Updates:

• Pin the Web
  • Current sprint https://wiki.mozilla.org/FirefoxOS/systemsfe/releasetracking#FxOS-Systems_Frontend_Pin-the-Web_2.5_Dashboard
• Speech
• Performance
• Blockers https://wiki.mozilla.org/FirefoxOS/systemsfe/releasetracking#FxOS-Systems_Frontend_Nomination_2.5_Dashboard