Reason for revert: Breaks goma (??!??!?) Original issue's description: > Bailing out if pc factory fails to get created. > > This prevents us from continuing if we fail initialization. > The failure will happen closer to its source, rather than > when we try to create the first peer connection. > > BUG=None > R=glaznev@webrtc.org > > Committed: https://crrev.com/6eb75d9e67f02c256436eb96f3c77026486561a1 > Cr-Commit-Position: refs/heads/master@{#9948} TBR=glaznev@webrtc.org NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true BUG=None Review URL: https://codereview.webrtc.org/1344363002 Cr-Commit-Position: refs/heads/master@{#9949}