Fix pattern attribute handling for invalid regular expressions.

Fix pattern attribute handling for invalid regular expressions.

If BaseTextInputType::patternMismatch() was called twice, the second call
skipped ScriptRegexp::isValid() check.

BUG=639324
Committed: https://crrev.com/e7357db8054bca102ee953509b8264cdcd4f2e07
Cr-Commit-Position: refs/heads/master@{#420604}

[tkent, 2016-09-23 00:42:50]

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

[tkent, 2016-09-23 00:43:07]

tkent@chromium.org changed reviewers:
+ keishi@chromium.org

[tkent, 2016-09-23 00:43:08]

keishi, would you review this please?

[commit-bot: I haz the power, 2016-09-23 00:43:12]

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, 2016-09-23 02:04:26]

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

[commit-bot: I haz the power, 2016-09-23 02:04:27]

Dry run: This issue passed the CQ dry run.

[keishi, 2016-09-23 07:19:06]

LGTM

[tkent, 2016-09-23 07:25:13]

The CQ bit was checked by tkent@chromium.org

[commit-bot: I haz the power, 2016-09-23 07:25:27]

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, 2016-09-23 11:41:20]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-23 11:43:31]

Description was changed from

==========
Fix pattern attribute handling for invalid regular expressions.

If BaseTextInputType::patternMismatch() was called twice, the second call
skipped ScriptRegexp::isValid() check.

BUG=639324
==========

to

==========
Fix pattern attribute handling for invalid regular expressions.

If BaseTextInputType::patternMismatch() was called twice, the second call
skipped ScriptRegexp::isValid() check.

BUG=639324

Committed: https://crrev.com/e7357db8054bca102ee953509b8264cdcd4f2e07
Cr-Commit-Position: refs/heads/master@{#420604}
==========

[commit-bot: I haz the power, 2016-09-23 11:43:32]

Patchset 1 (id:??) landed as
https://crrev.com/e7357db8054bca102ee953509b8264cdcd4f2e07
Cr-Commit-Position: refs/heads/master@{#420604}