Stop processing menuListValueChanged events.

Stop processing menuListValueChanged events.

This event gets fired upon the popup button that hosts the menulist. In processing this event, we output feedback that stomps on a focus event (which targets the desired selected menulist option).

BUG=525648
Committed: https://crrev.com/dea933d1078eec09cab3a788eb9c6d5ea99ee4b1
Cr-Commit-Position: refs/heads/master@{#347822}

[David Tseng, 2015-09-08 21:51:23]

dtseng@chromium.org changed reviewers:
+ dmazzoni@chromium.org

[David Tseng, 2015-09-08 21:51:31]



[dmazzoni, 2015-09-08 22:49:58]

The CQ bit was checked by dmazzoni@chromium.org

[dmazzoni, 2015-09-08 22:49:59]

lgtm

[commit-bot: I haz the power, 2015-09-08 22:50:50]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1321823004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1321823004/1

[commit-bot: I haz the power, 2015-09-08 23:18:18]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-09-08 23:19:06]

Patchset 1 (id:??) landed as
https://crrev.com/dea933d1078eec09cab3a788eb9c6d5ea99ee4b1
Cr-Commit-Position: refs/heads/master@{#347822}