Use the right mirroring state when switching cameras in AppRTCDemo.

Use the right mirroring state when switching cameras in AppRTCDemo.

BUG=

Committed: https://crrev.com/a9635b83e0bcfdddcda9235a37c0fe7c6934e363
Cr-Commit-Position: refs/heads/master@{#11988}

[hjon_webrtc, 2016-03-14 15:12:59]

hjon@webrtc.org changed reviewers:
+ tkchin@webrtc.org

[hjon_webrtc, 2016-03-14 15:13:00]

I noticed that switching the camera in AppRTCDemo to the back camera, then back
to the front camera causes the local video preview to no longer be mirrored.
This fixes that issue.

[tkchin_webrtc, 2016-03-14 18:11:01]

yeah, this should've been deleted when we switched to the AVCapturePreviewLayer
class.

lgtm

[hjon_webrtc, 2016-03-14 18:13:29]

The CQ bit was checked by hjon@webrtc.org

[commit-bot: I haz the power, 2016-03-14 18:13:43]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1799103002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1799103002/1

[commit-bot: I haz the power, 2016-03-14 20:43:39]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-14 20:43:45]

Description was changed from

==========
Use the right mirroring state when switching cameras in AppRTCDemo.

BUG=
==========

to

==========
Use the right mirroring state when switching cameras in AppRTCDemo.

BUG=

Committed: https://crrev.com/a9635b83e0bcfdddcda9235a37c0fe7c6934e363
Cr-Commit-Position: refs/heads/master@{#11988}
==========

[commit-bot: I haz the power, 2016-03-14 20:43:46]

Patchset 1 (id:??) landed as
https://crrev.com/a9635b83e0bcfdddcda9235a37c0fe7c6934e363
Cr-Commit-Position: refs/heads/master@{#11988}