f6a9714760
- Add separate looper threads for peer connection and websocket signaling classes. - To improve the connection speed start peer connection factory initialization once EGL context is ready in parallel with the room connection. - Add asynchronious http request class and start using it in webscoket signaling and room parameters extractor. - Add helper looper based executor class. - Port some of henrika changes from https://webrtc-codereview.appspot.com/36629004/ to fix sensor crashes on non L devices - will remove the change if CL will be submitted soon. R=jiayl@webrtc.org, wzh@webrtc.org Review URL: https://webrtc-codereview.appspot.com/41369004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@8006 4adac7df-926f-26a2-2b94-8c16560cd09d