audio_coding/neteq: Replaced macro WEBRTC_SPL_RSHIFT_W32 with >>

BUG=3348,3353
TESTED=locally on linux and trybots
R=henrik.lundin@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/24009004

git-svn-id: http://webrtc.googlecode.com/svn@7473 4adac7df-926f-26a2-2b94-8c16560cd09d
audio_coding/codecs/isac/main: Replaced macro WEBRTC_SPL_RSHIFT_W32 with >>

BUG=3348,3353
TESTED=locally on linux and trybots
R=henrik.lundin@webrtc.org, kwiberg@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/30739004

git-svn-id: http://webrtc.googlecode.com/svn@7474 4adac7df-926f-26a2-2b94-8c16560cd09d
Make avg_{psnr,ssim}_threshold_ const.

Triggered warning on next clang version being rolled as these variables
are annotated to be protected by crit_.

R=stefan@webrtc.org
BUG=

Review URL: https://webrtc-codereview.appspot.com/24949004

git-svn-id: http://webrtc.googlecode.com/svn@7475 4adac7df-926f-26a2-2b94-8c16560cd09d
Set up start bitrate in WebRtcVideoEngine2.

R=stefan@webrtc.org
BUG=1788

Review URL: https://webrtc-codereview.appspot.com/27789004

git-svn-id: http://webrtc.googlecode.com/svn@7476 4adac7df-926f-26a2-2b94-8c16560cd09d