Remove usage of FOR_EACH_OBSERVER macro in google_apis

Remove usage of FOR_EACH_OBSERVER macro in google_apis

Observer lists now support range-based for loops.

BUG=655021
Committed: https://crrev.com/3227eb557cf28256df2764c6149d0178ea9d17c7
Cr-Commit-Position: refs/heads/master@{#425758}

[Eric Willigers, 2016-10-15 11:40:45]

The CQ bit was checked by ericwilligers@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-10-15 11:40:48]

Dry run: 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, 2016-10-15 12:24:50]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-10-15 12:24:51]

Dry run: This issue passed the CQ dry run.

[Eric Willigers, 2016-10-15 13:13:00]

ericwilligers@chromium.org changed reviewers:
+ rogerta@chromium.org

[Roger Tawa OOO till Jul 10th, 2016-10-17 16:59:56]

lgtm

[Eric Willigers, 2016-10-17 18:44:24]

The CQ bit was checked by ericwilligers@chromium.org

[commit-bot: I haz the power, 2016-10-17 18:45:10]

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, 2016-10-17 19:55:02]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-10-17 19:57:25]

Description was changed from

==========
Remove usage of FOR_EACH_OBSERVER macro in google_apis

Observer lists now support range-based for loops.


BUG=655021
==========

to

==========
Remove usage of FOR_EACH_OBSERVER macro in google_apis

Observer lists now support range-based for loops.

BUG=655021

Committed: https://crrev.com/3227eb557cf28256df2764c6149d0178ea9d17c7
Cr-Commit-Position: refs/heads/master@{#425758}
==========

[commit-bot: I haz the power, 2016-10-17 19:57:26]

Patchset 1 (id:??) landed as
https://crrev.com/3227eb557cf28256df2764c6149d0178ea9d17c7
Cr-Commit-Position: refs/heads/master@{#425758}