Bug 872839 - Part 1: Put new PeerConnections on global list earlier, ensuring close is called should PC.initialize fail. r=jesup ba=akeybl
Bug 873888 - Wait for construction of tracks before returning onAddStream. r=jesup, a=akeybl
Backed out changeset 2b16cefa20c9 (bug 873888) for bustage.
DONTBUILD