Wait visibility changes with RunLoop.

Wait visibility changes with RunLoop.

Test ChromeVisibilityObserverBrowserTest.VisibilityTest is flacky on Linux:
https://build.chromium.org/p/chromium.linux/builders/Linux%20Tests%20(dbg)(1)
(32)/builds/36743/steps/browser_tests/logs/stdio

Actually problem on showing window after browser creation but it is better to
wait all async operations with RunLoop.

BUG=

Committed: https://crrev.com/bf74456d741ececaef52c30e8c0fae48f5bd2a3a
Cr-Commit-Position: refs/heads/master@{#439822}

[Boris Yusupov, 2016-12-20 14:43:42]

Description was changed from

==========
Wait visibility changes with RunLoop.

Test ChromeVisibilityObserverBrowserTest.VisibilityTest is flacky on Linux:
https://build.chromium.org/p/chromium.linux/builders/Linux%20Tests%20(dbg)(1)
(32)/builds/36743/steps/browser_tests/logs/stdio

Actually problem on showing window after browser creation but it is better to
wait all async operations with RunLoop.

BUG=
==========

to

==========
Wait visibility changes with RunLoop.

Test ChromeVisibilityObserverBrowserTest.VisibilityTest is flacky on Linux:
https://build.chromium.org/p/chromium.linux/builders/Linux%20Tests%20(dbg)(1)
(32)/builds/36743/steps/browser_tests/logs/stdio

Actually problem on showing window after browser creation but it is better to
wait all async operations with RunLoop.

BUG=
==========

[Boris Yusupov, 2016-12-20 14:43:42]

boriay@yandex-team.ru changed reviewers:
+ rkaplow@chromium.org

[Boris Yusupov, 2016-12-20 14:44:14]

Please have a look

[rkaplow, 2016-12-20 15:24:31]

lgtm

[Boris Yusupov, 2016-12-20 15:49:58]

The CQ bit was checked by boriay@yandex-team.ru

[commit-bot: I haz the power, 2016-12-20 15:50:20]

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, 2016-12-20 16:51:07]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1482248998015650, "parent_rev":
"0276337ad57f5ed7020cd70f63be9bbc5ab256dc", "commit_rev":
"edbacfba27e26f51d2a79b1b31d5f35ec7eef03d"}

[commit-bot: I haz the power, 2016-12-20 16:51:33]

Description was changed from

==========
Wait visibility changes with RunLoop.

Test ChromeVisibilityObserverBrowserTest.VisibilityTest is flacky on Linux:
https://build.chromium.org/p/chromium.linux/builders/Linux%20Tests%20(dbg)(1)
(32)/builds/36743/steps/browser_tests/logs/stdio

Actually problem on showing window after browser creation but it is better to
wait all async operations with RunLoop.

BUG=
==========

to

==========
Wait visibility changes with RunLoop.

Test ChromeVisibilityObserverBrowserTest.VisibilityTest is flacky on Linux:
https://build.chromium.org/p/chromium.linux/builders/Linux%20Tests%20(dbg)(1)
(32)/builds/36743/steps/browser_tests/logs/stdio

Actually problem on showing window after browser creation but it is better to
wait all async operations with RunLoop.

BUG=

Review-Url: https://codereview.chromium.org/2591783002
==========

[commit-bot: I haz the power, 2016-12-20 16:51:34]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-12-20 16:55:35]

Description was changed from

==========
Wait visibility changes with RunLoop.

Test ChromeVisibilityObserverBrowserTest.VisibilityTest is flacky on Linux:
https://build.chromium.org/p/chromium.linux/builders/Linux%20Tests%20(dbg)(1)
(32)/builds/36743/steps/browser_tests/logs/stdio

Actually problem on showing window after browser creation but it is better to
wait all async operations with RunLoop.

BUG=

Review-Url: https://codereview.chromium.org/2591783002
==========

to

==========
Wait visibility changes with RunLoop.

Test ChromeVisibilityObserverBrowserTest.VisibilityTest is flacky on Linux:
https://build.chromium.org/p/chromium.linux/builders/Linux%20Tests%20(dbg)(1)
(32)/builds/36743/steps/browser_tests/logs/stdio

Actually problem on showing window after browser creation but it is better to
wait all async operations with RunLoop.

BUG=

Committed: https://crrev.com/bf74456d741ececaef52c30e8c0fae48f5bd2a3a
Cr-Commit-Position: refs/heads/master@{#439822}
==========

[commit-bot: I haz the power, 2016-12-20 16:55:36]

Patchset 1 (id:??) landed as
https://crrev.com/bf74456d741ececaef52c30e8c0fae48f5bd2a3a
Cr-Commit-Position: refs/heads/master@{#439822}