
Removes ViE interfaces, _impl.cc files, managers (such as ViEChannelManager and ViEInputManager) as well as ViESharedData. Interfaces necessary to implement observers have been moved to a corresponding header (such as vie_channel.h). BUG=1695, 4491 R=mflodman@webrtc.org, solenberg@webrtc.org TBR=pthatcher@webrtc.org Review URL: https://webrtc-codereview.appspot.com/55379004 Cr-Commit-Position: refs/heads/master@{#9179}