Allow disk writes while checking webview version pref.

Allow disk writes while checking webview version pref.

Since N, the preference directory will be created if it doesn't exist
when getSharedPreferences is called. Enable disk writes to prevent a
strict mode violation; this will only happen the first time an app is
started up.

BUG=716219
Review-Url: https://codereview.chromium.org/2846963005
Cr-Commit-Position: refs/heads/master@{#468052}
Committed: https://chromium.googlesource.com/chromium/src/+/fe20a56ce5c36f7a29880586d67ca5e82aea3756

[Torne, 2017-04-28 15:34:43]

torne@chromium.org changed reviewers:
+ sgurun@chromium.org

[sgurun-gerrit only, 2017-04-28 17:11:59]

lgtm

[Torne, 2017-04-28 17:31:48]

The CQ bit was checked by torne@chromium.org

[commit-bot: I haz the power, 2017-04-28 17:32:50]

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, 2017-04-28 17:55:22]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1493400708016910, "parent_rev":
"91dea332b757072ca557cd386fdbf5383c0aa2b7", "commit_rev":
"fe20a56ce5c36f7a29880586d67ca5e82aea3756"}

[commit-bot: I haz the power, 2017-04-28 17:55:41]

Description was changed from

==========
Allow disk writes while checking webview version pref.

Since N, the preference directory will be created if it doesn't exist
when getSharedPreferences is called. Enable disk writes to prevent a
strict mode violation; this will only happen the first time an app is
started up.

BUG=716219
==========

to

==========
Allow disk writes while checking webview version pref.

Since N, the preference directory will be created if it doesn't exist
when getSharedPreferences is called. Enable disk writes to prevent a
strict mode violation; this will only happen the first time an app is
started up.

BUG=716219

Review-Url: https://codereview.chromium.org/2846963005
Cr-Commit-Position: refs/heads/master@{#468052}
Committed:
https://chromium.googlesource.com/chromium/src/+/fe20a56ce5c36f7a29880586d67c...
==========

[commit-bot: I haz the power, 2017-04-28 17:55:42]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/fe20a56ce5c36f7a29880586d67c...