Revert of Remove candidates when doing continual gathering

webrtc/p2p/base/p2ptransportchannel.cc

Index: webrtc/p2p/base/p2ptransportchannel.cc
diff --git a/webrtc/p2p/base/p2ptransportchannel.cc b/webrtc/p2p/base/p2ptransportchannel.cc
index cdfcf956434723436a355032f3704f53b755de74..b21d584bf8930d0d3acd47a37d4c77649bf3da49 100644
--- a/webrtc/p2p/base/p2ptransportchannel.cc
+++ b/webrtc/p2p/base/p2ptransportchannel.cc
@@ -761,19 +761,6 @@
   SortConnections();
 }
 
-void P2PTransportChannel::RemoveRemoteCandidate(
-    const Candidate& cand_to_remove) {
-  auto iter =
-      std::remove_if(remote_candidates_.begin(), remote_candidates_.end(),
-                     [cand_to_remove](const Candidate& candidate) {
-                       return cand_to_remove.MatchesForRemoval(candidate);
-                     });
-  if (iter != remote_candidates_.end()) {
-    LOG(LS_VERBOSE) << "Removed remote candidate " << cand_to_remove.ToString();
-    remote_candidates_.erase(iter, remote_candidates_.end());
-  }
-}
-
 // Creates connections from all of the ports that we care about to the given
 // remote candidate.  The return value is true if we created a connection from
 // the origin port.
@@ -1462,11 +1449,7 @@
   ports_.erase(it);
   LOG(INFO) << "Removed port due to inactive networks: " << ports_.size()
             << " remaining";
-  std::vector<Candidate> candidates = port->Candidates();
-  for (Candidate& candidate : candidates) {
-    candidate.set_transport_name(transport_name());
-  }
-  SignalCandidatesRemoved(this, candidates);
+  // TODO(honghaiz): Signal candidate removals to the remote side.
 }
 
 // We data is available, let listeners know