Revert of Remove GetTransport() from TransportChannelImpl

webrtc/p2p/base/faketransportcontroller.h

 /*
  *  Copyright 2009 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 27 matching lines @@
 };
 }  // namespace
 
 // Fake transport channel class, which can be passed to anything that needs a
 // transport channel. Can be informed of another FakeTransportChannel via
 // SetDestination.
 // TODO(hbos): Move implementation to .cc file, this and other classes in file.
 class FakeTransportChannel : public TransportChannelImpl,
                              public rtc::MessageHandler {
  public:
-  explicit FakeTransportChannel(const std::string& name,
+  explicit FakeTransportChannel(Transport* transport,
+                                const std::string& name,
                                 int component)
       : TransportChannelImpl(name, component),
+        transport_(transport),
         dtls_fingerprint_("", nullptr, 0) {}
   ~FakeTransportChannel() { Reset(); }
 
   uint64_t IceTiebreaker() const { return tiebreaker_; }
   IceMode remote_ice_mode() const { return remote_ice_mode_; }
   const std::string& ice_ufrag() const { return ice_ufrag_; }
   const std::string& ice_pwd() const { return ice_pwd_; }
   const std::string& remote_ice_ufrag() const { return remote_ice_ufrag_; }
   const std::string& remote_ice_pwd() const { return remote_ice_pwd_; }
   const rtc::SSLFingerprint& dtls_fingerprint() const {
     return dtls_fingerprint_;
   }
 
   // If async, will send packets by "Post"-ing to message queue instead of
   // synchronously "Send"-ing.
   void SetAsync(bool async) { async_ = async; }
 
+  Transport* GetTransport() override { return transport_; }
+
   TransportChannelState GetState() const override {
     if (connection_count_ == 0) {
       return had_connection_ ? TransportChannelState::STATE_FAILED
                              : TransportChannelState::STATE_INIT;
     }
 
     if (connection_count_ == 1) {
       return TransportChannelState::STATE_COMPLETED;
     }
 
@@ skipping 224 matching lines @@
 
   void set_ssl_max_protocol_version(rtc::SSLProtocolVersion version) {
     ssl_max_version_ = version;
   }
   rtc::SSLProtocolVersion ssl_max_protocol_version() const {
     return ssl_max_version_;
   }
 
  private:
   enum State { STATE_INIT, STATE_CONNECTING, STATE_CONNECTED };
+  Transport* transport_;
   FakeTransportChannel* dest_ = nullptr;
   State state_ = STATE_INIT;
   bool async_ = false;
   Candidates remote_candidates_;
   rtc::scoped_refptr<rtc::RTCCertificate> local_cert_;
   rtc::FakeSSLCertificate* remote_cert_ = nullptr;
   bool do_dtls_ = false;
   std::vector<int> srtp_ciphers_;
   int chosen_crypto_suite_ = rtc::SRTP_INVALID_CRYPTO_SUITE;
   int receiving_timeout_ = -1;
@@ skipping 81 matching lines @@
 
   using Transport::local_description;
   using Transport::remote_description;
 
  protected:
   TransportChannelImpl* CreateTransportChannel(int component) override {
     if (channels_.find(component) != channels_.end()) {
       return nullptr;
     }
     FakeTransportChannel* channel =
-        new FakeTransportChannel(name(), component);
+        new FakeTransportChannel(this, name(), component);
     channel->set_ssl_max_protocol_version(ssl_max_version_);
     channel->SetAsync(async_);
     SetChannelDestination(component, channel);
     channels_[component] = channel;
     return channel;
   }
 
   void DestroyTransportChannel(TransportChannelImpl* channel) override {
     channels_.erase(channel->component());
     delete channel;
@@ skipping 105 matching lines @@
     }
   }
 
  private:
   bool fail_create_channel_;
 };
 
 }  // namespace cricket
 
 #endif  // WEBRTC_P2P_BASE_FAKETRANSPORTCONTROLLER_H_