Bumping gaia.json for 2 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/98abf6bda1c1
Author: Jim Porter <squibblyflabbetydoo@gmail.com>
Desc: Merge pull request #15271 from jimporter/music-fix-seek-after-long-press

[Bug 951972] [music] cannot change progress bar after long tapping on "Random Play" icon; r=dkuo

========

https://hg.mozilla.org/integration/gaia-central/rev/b34461e9fc8d
Author: Jim Porter <jporter@mozilla.com>
Desc: [Bug 951972] [music] cannot change progress bar after long tapping on "Random Play" icon
Bumping manifests a=b2g-bump
Bug 910498 - Changes to device storage to support CreateFd. r=bent
* * *
Bug 910498 - Camera changes to use CreateFd. r=mikeh
* * *
Fixes for windows build
Bug 910498 - Camera changes to use CreateFd. r=mikeh
* * *
Fixes for camera patch
Bug 847811 - Remove browser.geolocation.warning.infoURL pref in b2g.js. r=fabrice
Bug 958119 - Some cleanup for XPConnect. r=gabor
Bug 961655 - Ensure that webapps-registry-ready event is fired, even if the Webapps registry is initialized before shell.html is loaded. r=fabrice
bug 962229 - suppress spurious error messages about webapps.json not found on Fennec firstrun; r=fabrice

--HG--
extra : amend_source : 5ddf753e11f7d3a7d120d1db5f0700db810a2a8a
Bug 916564 - Move countFinalSourceNotes to a better place (r=jorendorff)

--HG--
extra : rebase_source : c0b10f87f1e10499586fed2e4fa570edfcaaf510
Bug 916564 - Expand source notes to hold 31-bit offsets (r=jorendorff)

--HG--
extra : rebase_source : bf350f233c514d6a97273d2ee23ce68476ae3b79
Bug 961108 - make dumpScreen always write to a file in MOZ_UPLOAD_DIR. r=ted,jmaher
Bug 927355 - Print fractional milliseconds in event tracer samples. r=bsmedberg
Bug 960458 - cl.py doesn't properly parse showIncludes prefix on some localized versions. r=glandium
Backed out changeset 17220466f40b (bug 960458) for bustages on windows on a CLOSED TREE
Bug 957088 - Use && rather than and in #if directives r=terrence
Bug 961095 - Allow for the fact that the nsJSObjWrapper may be dead when postbarrier callback runs r=terrence
Bug 961095 - Improve generic callbacks with better typing, and by only adding storebuffer entries when the key is in the nursery r=terrence
Bug 961734 - reorder nsFont fields for slightly better packing; r=jfkthame
Bug 959999 Clean up nsTextStore::Initialize() r=jimm
Merge mozilla-central to mozilla-inbound