Make local functions static and dropWebRtcNs_ in ns_core
Make local functions static and dropWebRtcNs_ in ns_core

This is only to make the code more readable and maintainable.
It generates bit-exact output.

BUG=webrtc:3811
R=bjornv@webrtc.org, kwiberg@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/31809004

git-svn-id: 03ae4fbe531b1eefc9d815f31e49022782c42458@7548 4adac7df-926f-26a2-2b94-8c16560cd09d

krieger-od/nwjs_chromium_webrtc,sippet/webrtc,aleonliao/webrtc-trunk,PersonifyInc/chromium_webrtc,Alkalyne/webrtctrunk,Alkalyne/webrtctrunk,Alkalyne/webrtctrunk,aleonliao/webrtc-trunk,jchavanton/webrtc,jchavanton/webrtc,sippet/webrtc,krieger-od/webrtc,aleonliao/webrtc-trunk,jchavanton/webrtc,PersonifyInc/chromium_webrtc,sippet/webrtc,Alkalyne/webrtctrunk,krieger-od/webrtc,krieger-od/nwjs_chromium_webrtc,aleonliao/webrtc-trunk,aleonliao/webrtc-trunk,PersonifyInc/chromium_webrtc,sippet/webrtc,krieger-od/webrtc,jchavanton/webrtc,krieger-od/nwjs_chromium_webrtc,Alkalyne/webrtctrunk,Alkalyne/webrtctrunk,sippet/webrtc,Alkalyne/webrtctrunk,krieger-od/nwjs_chromium_webrtc,PersonifyInc/chromium_webrtc,Alkalyne/webrtctrunk,jchavanton/webrtc,jchavanton/webrtc,krieger-od/nwjs_chromium_webrtc,sippet/webrtc,krieger-od/webrtc,PersonifyInc/chromium_webrtc,krieger-od/webrtc,jchavanton/webrtc,PersonifyInc/chromium_webrtc,krieger-od/webrtc,krieger-od/nwjs_chromium_webrtc,aleonliao/webrtc-trunk