customtabs: Re-Create a spare renderer on Tab close.

customtabs: Re-Create a spare renderer on Tab close.

In a lot of cases, several Custom Tabs are created in a sequence,
without the embedding application calling warmup() in between
launches. This means that spare renderer is only available the first
time.

This changes re-creates a spare renderer once the Custom Tab is closed.

BUG=617214
Committed: https://crrev.com/5238f251742c55de3d5d52aa1aa2a5513ba739e2
Cr-Commit-Position: refs/heads/master@{#426552}

[Benoit L, 2016-10-18 21:11:34]

lizeb@chromium.org changed reviewers:
+ yusufo@chromium.org

[Yusuf, 2016-10-19 18:10:15]

lgtm

[Benoit L, 2016-10-19 18:38:52]

The CQ bit was checked by lizeb@chromium.org

[commit-bot: I haz the power, 2016-10-19 18:39:36]

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, 2016-10-19 21:09:51]

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

[commit-bot: I haz the power, 2016-10-19 21:09:52]

Try jobs failed on following builders:
  android_clang_dbg_recipe on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_clan...)

[Benoit L, 2016-10-20 18:20:21]

The CQ bit was checked by lizeb@chromium.org

[Benoit L, 2016-10-20 18:20:21]

The patchset sent to the CQ was uploaded after l-g-t-m from yusufo@chromium.org
Link to the patchset: https://codereview.chromium.org/2431833002/#ps20001
(title: "Make FindBugs happy.")

[commit-bot: I haz the power, 2016-10-20 18:21:13]

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, 2016-10-20 19:01:25]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-10-21 13:20:58]

Description was changed from

==========
customtabs: Re-Create a spare renderer on Tab close.

In a lot of cases, several Custom Tabs are created in a sequence,
without the embedding application calling warmup() in between
launches. This means that spare renderer is only available the first
time.

This changes re-creates a spare renderer once the Custom Tab is closed.

BUG=617214
==========

to

==========
customtabs: Re-Create a spare renderer on Tab close.

In a lot of cases, several Custom Tabs are created in a sequence,
without the embedding application calling warmup() in between
launches. This means that spare renderer is only available the first
time.

This changes re-creates a spare renderer once the Custom Tab is closed.

BUG=617214

Committed: https://crrev.com/5238f251742c55de3d5d52aa1aa2a5513ba739e2
Cr-Commit-Position: refs/heads/master@{#426552}
==========

[commit-bot: I haz the power, 2016-10-21 13:20:59]

Patchset 2 (id:??) landed as
https://crrev.com/5238f251742c55de3d5d52aa1aa2a5513ba739e2
Cr-Commit-Position: refs/heads/master@{#426552}