Pass a Writer to Finalize for JSON dumping.

Pass a Writer to Finalize for JSON dumping.

For testability.

BUG=692940
Review-Url: https://codereview.chromium.org/2985873002
Committed: https://github.com/luci/luci-go/commit/7869f7ebdc61a95a8fbdb62a6df904497159704e

[mcgreevy, 2017-07-26 05:14:44]

mcgreevy@chromium.org changed reviewers:
+ tansell@chromium.org

[mithro, 2017-07-26 05:34:50]

LGTM!

This is a great way to solve the problem we were discussing.

[mcgreevy, 2017-07-27 05:57:18]

The CQ bit was checked by mcgreevy@chromium.org

[commit-bot: I haz the power, 2017-07-27 05:57:27]

CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-07-27 06:04:18]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1501135038884820, "parent_rev":
"b1e3f58580b05bbba4a8d821ee2e0dd79efde34d", "commit_rev":
"7869f7ebdc61a95a8fbdb62a6df904497159704e"}

[commit-bot: I haz the power, 2017-07-27 06:04:21]

Description was changed from

==========
Pass a Writer to Finalize for JSON dumping.

For testability.

BUG=692940
==========

to

==========
Pass a Writer to Finalize for JSON dumping.

For testability.

BUG=692940

Review-Url: https://codereview.chromium.org/2985873002
Committed:
https://github.com/luci/luci-go/commit/7869f7ebdc61a95a8fbdb62a6df904497159704e
==========

[commit-bot: I haz the power, 2017-07-27 06:04:22]

Committed patchset #1 (id:1) as
https://github.com/luci/luci-go/commit/7869f7ebdc61a95a8fbdb62a6df904497159704e