glaznev@webrtc.org fc516077ed Fix Android AppRTCDemo failure on devices with one or no camera.
- Disable video call on devices with no camera.
- Open default camera and disable camera switch on
devices with one camera.

BUG=4373
R=braveyao@webrtc.org, wzh@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/46539004

Cr-Commit-Position: refs/heads/master@{#8674}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8674 4adac7df-926f-26a2-2b94-8c16560cd09d
2015-03-10 18:21:19 +00:00
..
2014-07-01 18:38:28 +00:00
2015-02-24 20:20:19 +00:00