Improve performance to remove an OPTION from a SELECT element.

Improve performance to remove an OPTION from a SELECT element.

This CL optimize HTMLSelectElement::resetToDefaultSelection(). We can quit the
loop if a selected OPTION was removed.

Removing 20,000 OPTIONs: 7,595ms -> 6,358ms

BUG=620142, 624220
Committed: https://crrev.com/6aa050448c3f5a8e6749e059ec9ec62adb685a70
Cr-Commit-Position: refs/heads/master@{#402709}

[tkent, 2016-06-29 01:32:19]

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

[tkent, 2016-06-29 01:32:19]

Keishi, would you review this please?

[keishi, 2016-06-29 02:36:51]

LGTM

[tkent, 2016-06-29 03:24:34]

The CQ bit was checked by tkent@chromium.org

[commit-bot: I haz the power, 2016-06-29 03:25:04]

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, 2016-06-29 04:11:10]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-06-29 04:14:58]

Description was changed from

==========
Improve performance to remove an OPTION from a SELECT element.

This CL optimize HTMLSelectElement::resetToDefaultSelection(). We can quit the
loop if a selected OPTION was removed.

Removing 20,000 OPTIONs: 7,595ms -> 6,358ms

BUG=620142, 624220
==========

to

==========
Improve performance to remove an OPTION from a SELECT element.

This CL optimize HTMLSelectElement::resetToDefaultSelection(). We can quit the
loop if a selected OPTION was removed.

Removing 20,000 OPTIONs: 7,595ms -> 6,358ms

BUG=620142, 624220

Committed: https://crrev.com/6aa050448c3f5a8e6749e059ec9ec62adb685a70
Cr-Commit-Position: refs/heads/master@{#402709}
==========

[commit-bot: I haz the power, 2016-06-29 04:14:59]

Patchset 1 (id:??) landed as
https://crrev.com/6aa050448c3f5a8e6749e059ec9ec62adb685a70
Cr-Commit-Position: refs/heads/master@{#402709}