Video Player: Don't check the volume value on unmuting

Video Player: Don't check the volume value on unmuting

We ignore the small volume change for preventing drift but we should not do it on un-muting.

BUG=412970
TEST=manual
R=fukino@chromium.org

Committed: https://chromium.googlesource.com/chromium/src/+/cc9239b062b89c73f80bd7f5aaf39e9a52a45221

[yoshiki, 2014-09-12 05:55:12]

yoshiki@chromium.org changed reviewers:
+ fukino@chromium.org

[yoshiki, 2014-09-12 05:55:20]

@fukino-san, PTAL.

[fukino, 2014-09-12 06:13:43]

On 2014/09/12 05:55:20, yoshiki wrote:
> @fukino-san, PTAL.

The change is lgtm, but the but number is incorrect (must be 412970)

[yoshiki, 2014-09-12 06:31:36]

On 2014/09/12 06:13:43, fukino wrote:
> On 2014/09/12 05:55:20, yoshiki wrote:
> > @fukino-san, PTAL.
> 
> The change is lgtm, but the but number is incorrect (must be 412970)

Thanks, Updated!

[yoshiki, 2014-09-12 06:31:40]

The CQ bit was checked by yoshiki@chromium.org

[commit-bot: I haz the power, 2014-09-12 06:32:01]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patchset/568673003/1

[commit-bot: I haz the power, 2014-09-12 06:49:21]

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

[commit-bot: I haz the power, 2014-09-12 06:49:23]

Try jobs failed on following builders:
  linux_chromium_gn_rel on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[commit-bot: I haz the power, 2014-09-12 12:44:18]

Patchset 1 (id:??) landed as
https://crrev.com/cc9239b062b89c73f80bd7f5aaf39e9a52a45221
Cr-Commit-Position: refs/heads/master@{#294577}

[yoshiki, 2014-09-12 12:44:19]

Committed patchset #1 (id:1) manually as cc9239b (presubmit successful).