Reason for revert: Relanding with SetConfiguration not pure virtual. Original issue's description: > Revert of Adding PeerConnectionInterface::SetConfiguration method. (patchset #4 id:60001 of https://codereview.webrtc.org/1317353005/ ) > > Reason for revert: > Broke FYI bots because SetConfiguration is pure virtual and MockPeerConnectionImpl doesn't implement it. Need to reland with SetConfiguration not pure virtual. > > Original issue's description: > > Adding PeerConnectionInterface::SetConfiguration method. > > > > Also updated the JNI and Objective-C bindings. Later, will have a CL to > > remove UpdateIce, which this method effectively replaces. > > > > BUG=webrtc:4945 > > > > Committed: https://crrev.com/70702afbcb8418fe93747e7ed63bcbf5e56b90e9 > > Cr-Commit-Position: refs/heads/master@{#10040} > > TBR=guoweis@webrtc.org,pthatcher@webrtc.org > NOPRESUBMIT=true > NOTREECHECKS=true > NOTRY=true > BUG=webrtc:4945 > > Committed: https://crrev.com/7603c76ab077b1e2033bb179595129bd96797345 > Cr-Commit-Position: refs/heads/master@{#10041} TBR=guoweis@webrtc.org,pthatcher@webrtc.org,tkchin@webrtc.org NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true BUG=webrtc:4945 Review URL: https://codereview.webrtc.org/1361273002 Cr-Commit-Position: refs/heads/master@{#10112}