Revert of Relanding: Implement RTCConfiguration.iceCandidatePoolSize.

webrtc/api/webrtcsession.h

Index: webrtc/api/webrtcsession.h
diff --git a/webrtc/api/webrtcsession.h b/webrtc/api/webrtcsession.h
index 88ff63dfc41fb0587aa45799077e30c170064648..970f967cb8da595197389321cff79269c8577352 100644
--- a/webrtc/api/webrtcsession.h
+++ b/webrtc/api/webrtcsession.h
@@ -146,6 +146,7 @@
   // These are const to allow them to be called from const methods.
   rtc::Thread* signaling_thread() const { return signaling_thread_; }
   rtc::Thread* worker_thread() const { return worker_thread_; }
+  cricket::PortAllocator* port_allocator() const { return port_allocator_; }
 
   // The ID of this session.
   const std::string& id() const { return sid_; }
@@ -212,6 +213,8 @@
 
   bool RemoveRemoteIceCandidates(
       const std::vector<cricket::Candidate>& candidates);
+
+  bool SetIceTransports(PeerConnectionInterface::IceTransportsType type);
 
   cricket::IceConfig ParseIceConfig(
       const PeerConnectionInterface::RTCConfiguration& config) const;
@@ -467,6 +470,7 @@
 
   rtc::Thread* const signaling_thread_;
   rtc::Thread* const worker_thread_;
+  cricket::PortAllocator* const port_allocator_;
 
   State state_ = STATE_INIT;
   Error error_ = ERROR_NONE;