Add sigbjornf as blink_gc_plugin/ owner.

Add sigbjornf as blink_gc_plugin/ owner.

R=
BUG=
NOTRY=true

Committed: https://crrev.com/ad8266f9f31350d31fc6ff289d8598216bf20236
Cr-Commit-Position: refs/heads/master@{#390325}

[sof, 2016-04-27 20:36:20]

sigbjornf@opera.com changed reviewers:
+ hans@chromium.org, oilpan-reviews@chromium.org, thakis@chromium.org

[sof, 2016-04-27 20:36:21]

hope you don't mind me putting my name forward too much..up to you entirely.

I retired some older&original owners while here.

[Nico, 2016-04-27 20:38:24]

very lgtm :-)

[haraken, 2016-04-28 07:33:15]

LGTM

[sof, 2016-04-28 07:59:37]

The CQ bit was checked by sigbjornf@opera.com

[commit-bot: I haz the power, 2016-04-28 07:59:49]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1928743002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1928743002/1

[commit-bot: I haz the power, 2016-04-28 08:04:16]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-30 17:16:56]

Patchset 1 (id:??) landed as
https://crrev.com/ad8266f9f31350d31fc6ff289d8598216bf20236
Cr-Commit-Position: refs/heads/master@{#390325}

[commit-bot: I haz the power, 2016-04-30 17:54:38]

Description was changed from

==========
Add sigbjornf as blink_gc_plugin/ owner.

R=
BUG=
NOTRY=true
==========

to

==========
Add sigbjornf as blink_gc_plugin/ owner.

R=
BUG=
NOTRY=true

Committed: https://crrev.com/ad8266f9f31350d31fc6ff289d8598216bf20236
Cr-Commit-Position: refs/heads/master@{#390325}
==========