Remove webrtc/libjingle/{examples,session}.

webrtc/libjingle/examples/call/callclient.cc

Index: webrtc/libjingle/examples/call/callclient.cc
diff --git a/webrtc/libjingle/examples/call/callclient.cc b/webrtc/libjingle/examples/call/callclient.cc
deleted file mode 100644
index b2c5c946bccfeed9504856ecb6a25ed4e01f6674..0000000000000000000000000000000000000000
--- a/webrtc/libjingle/examples/call/callclient.cc
+++ /dev/null
@@ -1,1617 +0,0 @@
-/*
- * libjingle
- * Copyright 2004--2005, Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *  1. Redistributions of source code must retain the above copyright notice,
- *     this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright notice,
- *     this list of conditions and the following disclaimer in the documentation
- *     and/or other materials provided with the distribution.
- *  3. The name of the author may not be used to endorse or promote products
- *     derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "talk/examples/call/callclient.h"
-
-#include <string>
-
-#include "talk/examples/call/console.h"
-#include "talk/examples/call/friendinvitesendtask.h"
-#include "talk/examples/call/muc.h"
-#include "talk/examples/call/mucinviterecvtask.h"
-#include "talk/examples/call/mucinvitesendtask.h"
-#include "talk/examples/call/presencepushtask.h"
-#include "talk/media/base/mediacommon.h"
-#include "talk/media/base/mediaengine.h"
-#include "talk/media/base/rtpdataengine.h"
-#include "talk/media/base/screencastid.h"
-#ifdef HAVE_SCTP
-#include "talk/media/sctp/sctpdataengine.h"
-#endif
-#include "talk/media/base/videorenderer.h"
-#include "talk/media/devices/devicemanager.h"
-#include "talk/media/devices/videorendererfactory.h"
-#include "webrtc/base/helpers.h"
-#include "webrtc/base/logging.h"
-#include "webrtc/base/network.h"
-#include "webrtc/base/socketaddress.h"
-#include "webrtc/base/stringencode.h"
-#include "webrtc/base/stringutils.h"
-#include "webrtc/base/thread.h"
-#include "webrtc/base/windowpickerfactory.h"
-#include "webrtc/libjingle/session/media/mediamessages.h"
-#include "webrtc/libjingle/session/media/mediasessionclient.h"
-#include "webrtc/libjingle/session/sessionmanager.h"
-#include "webrtc/libjingle/xmpp/constants.h"
-#include "webrtc/libjingle/xmpp/hangoutpubsubclient.h"
-#include "webrtc/libjingle/xmpp/mucroomconfigtask.h"
-#include "webrtc/libjingle/xmpp/mucroomlookuptask.h"
-#include "webrtc/libjingle/xmpp/pingtask.h"
-#include "webrtc/libjingle/xmpp/presenceouttask.h"
-#include "webrtc/p2p/client/basicportallocator.h"
-#include "webrtc/p2p/client/sessionmanagertask.h"
-
-namespace {
-
-// Must be period >= timeout.
-const uint32 kPingPeriodMillis = 10000;
-const uint32 kPingTimeoutMillis = 10000;
-
-const char* DescribeStatus(buzz::PresenceStatus::Show show,
-                           const std::string& desc) {
-  switch (show) {
-  case buzz::PresenceStatus::SHOW_XA:      return desc.c_str();
-  case buzz::PresenceStatus::SHOW_ONLINE:  return "online";
-  case buzz::PresenceStatus::SHOW_AWAY:    return "away";
-  case buzz::PresenceStatus::SHOW_DND:     return "do not disturb";
-  case buzz::PresenceStatus::SHOW_CHAT:    return "ready to chat";
-  default:                                 return "offline";
-  }
-}
-
-std::string GetWord(const std::vector<std::string>& words,
-                    size_t index, const std::string& def) {
-  if (words.size() > index) {
-    return words[index];
-  } else {
-    return def;
-  }
-}
-
-int GetInt(const std::vector<std::string>& words, size_t index, int def) {
-  int val;
-  if (words.size() > index && rtc::FromString(words[index], &val)) {
-    return val;
-  } else {
-    return def;
-  }
-}
-
-}  // namespace
-
-const char* CALL_COMMANDS =
-"Available commands:\n"
-"\n"
-"  hangup            Ends the call.\n"
-"  hold              Puts the current call on hold\n"
-"  calls             Lists the current calls and their sessions\n"
-"  switch [call_id]  Switch to the specified call\n"
-"  addsession [jid]  Add a new session to the current call.\n"
-"  rmsession [sid]   Remove specified session.\n"
-"  mute              Stops sending voice.\n"
-"  unmute            Re-starts sending voice.\n"
-"  vmute             Stops sending video.\n"
-"  vunmute           Re-starts sending video.\n"
-"  dtmf              Sends a DTMF tone.\n"
-"  stats             Print voice stats for the current call.\n"
-"  quit              Quits the application.\n"
-"";
-
-// TODO: Make present and record really work.
-const char* HANGOUT_COMMANDS =
-"Available MUC commands:\n"
-"\n"
-"  present    Starts presenting (just signalling; not actually presenting.)\n"
-"  unpresent  Stops presenting (just signalling; not actually presenting.)\n"
-"  record     Starts recording (just signalling; not actually recording.)\n"
-"  unrecord   Stops recording (just signalling; not actually recording.)\n"
-"  rmute [nick] Remote mute another participant.\n"
-"  block [nick] Block another participant.\n"
-"  screencast [fps] Starts screencast. \n"
-"  unscreencast Stops screencast. \n"
-"  quit       Quits the application.\n"
-"";
-
-const char* RECEIVE_COMMANDS =
-"Available commands:\n"
-"\n"
-"  accept [bw] Accepts the incoming call and switches to it.\n"
-"  reject  Rejects the incoming call and stays with the current call.\n"
-"  quit    Quits the application.\n"
-"";
-
-const char* CONSOLE_COMMANDS =
-"Available commands:\n"
-"\n"
-"  roster              Prints the online friends from your roster.\n"
-"  friend user         Request to add a user to your roster.\n"
-"  call [jid] [bw]     Initiates a call to the user[/room] with the\n"
-"                      given JID and with optional bandwidth.\n"
-"  vcall [jid] [bw]    Initiates a video call to the user[/room] with\n"
-"                      the given JID and with optional bandwidth.\n"
-"  calls               Lists the current calls\n"
-"  switch [call_id]    Switch to the specified call\n"
-"  join [room_jid]     Joins a multi-user-chat with room JID.\n"
-"  ljoin [room_name]   Joins a MUC by looking up JID from room name.\n"
-"  invite user [room]  Invites a friend to a multi-user-chat.\n"
-"  leave [room]        Leaves a multi-user-chat.\n"
-"  nick [nick]         Sets the nick.\n"
-"  priority [int]      Sets the priority.\n"
-"  getdevs             Prints the available media devices.\n"
-"  quit                Quits the application.\n"
-"";
-
-void CallClient::ParseLine(const std::string& line) {
-  std::vector<std::string> words;
-  int start = -1;
-  int state = 0;
-  for (int index = 0; index <= static_cast<int>(line.size()); ++index) {
-    if (state == 0) {
-      if (!isspace(line[index])) {
-        start = index;
-        state = 1;
-      }
-    } else {
-      ASSERT(state == 1);
-      ASSERT(start >= 0);
-      if (isspace(line[index])) {
-        std::string word(line, start, index - start);
-        words.push_back(word);
-        start = -1;
-        state = 0;
-      }
-    }
-  }
-
-  // Global commands
-  const std::string& command = GetWord(words, 0, "");
-  if (command == "quit") {
-    Quit();
-  } else if (call_ && incoming_call_) {
-    if (command == "accept") {
-      cricket::CallOptions options;
-      options.video_bandwidth = GetInt(words, 1, cricket::kAutoBandwidth);
-      options.has_video = true;
-      options.data_channel_type = data_channel_type_;
-      Accept(options);
-    } else if (command == "reject") {
-      Reject();
-    } else {
-      console_->PrintLine(RECEIVE_COMMANDS);
-    }
-  } else if (call_) {
-    if (command == "hangup") {
-      call_->Terminate();
-    } else if (command == "hold") {
-      media_client_->SetFocus(NULL);
-      call_ = NULL;
-    } else if (command == "addsession") {
-      std::string to = GetWord(words, 1, "");
-      cricket::CallOptions options;
-      options.has_video = call_->has_video();
-      options.video_bandwidth = cricket::kAutoBandwidth;
-      options.data_channel_type = data_channel_type_;
-      options.AddStream(cricket::MEDIA_TYPE_VIDEO, "", "");
-      if (!InitiateAdditionalSession(to, options)) {
-        console_->PrintLine("Failed to initiate additional session.");
-      }
-    } else if (command == "rmsession") {
-      std::string id = GetWord(words, 1, "");
-      TerminateAndRemoveSession(call_, id);
-    } else if (command == "calls") {
-      PrintCalls();
-    } else if ((words.size() == 2) && (command == "switch")) {
-      SwitchToCall(GetInt(words, 1, -1));
-    } else if (command == "mute") {
-      call_->Mute(true);
-      if (InMuc()) {
-        hangout_pubsub_client_->PublishAudioMuteState(true);
-      }
-    } else if (command == "unmute") {
-      call_->Mute(false);
-      if (InMuc()) {
-        hangout_pubsub_client_->PublishAudioMuteState(false);
-      }
-    } else if (command == "vmute") {
-      call_->MuteVideo(true);
-      if (InMuc()) {
-        hangout_pubsub_client_->PublishVideoMuteState(true);
-      }
-    } else if (command == "vunmute") {
-      call_->MuteVideo(false);
-      if (InMuc()) {
-        hangout_pubsub_client_->PublishVideoMuteState(false);
-      }
-    } else if (command == "screencast") {
-      if (screencast_ssrc_ != 0) {
-        console_->PrintLine("Can't screencast twice.  Unscreencast first.");
-      } else {
-        std::string streamid = "screencast";
-        screencast_ssrc_ = rtc::CreateRandomId();
-        int fps = GetInt(words, 1, 5);  // Default to 5 fps.
-
-        cricket::ScreencastId screencastid;
-        cricket::Session* session = GetFirstSession();
-        if (session && SelectFirstDesktopScreencastId(&screencastid)) {
-          call_->StartScreencast(
-              session, streamid, screencast_ssrc_, screencastid, fps);
-        }
-      }
-    } else if (command == "unscreencast") {
-      // TODO: Use a random ssrc
-      std::string streamid = "screencast";
-
-      cricket::Session* session = GetFirstSession();
-      if (session) {
-        call_->StopScreencast(session, streamid, screencast_ssrc_);
-        screencast_ssrc_ = 0;
-      }
-    } else if (command == "present") {
-      if (InMuc()) {
-        hangout_pubsub_client_->PublishPresenterState(true);
-      }
-    } else if (command == "unpresent") {
-      if (InMuc()) {
-        hangout_pubsub_client_->PublishPresenterState(false);
-      }
-    } else if (command == "record") {
-      if (InMuc()) {
-        hangout_pubsub_client_->PublishRecordingState(true);
-      }
-    } else if (command == "unrecord") {
-      if (InMuc()) {
-        hangout_pubsub_client_->PublishRecordingState(false);
-      }
-    } else if ((command == "rmute") && (words.size() == 2)) {
-      if (InMuc()) {
-        const std::string& nick = words[1];
-        hangout_pubsub_client_->RemoteMute(nick);
-      }
-    } else if ((command == "block") && (words.size() == 2)) {
-      if (InMuc()) {
-        const std::string& nick = words[1];
-        hangout_pubsub_client_->BlockMedia(nick);
-      }
-    } else if (command == "senddata") {
-      // "" is the default streamid.
-      SendData("", words[1]);
-    } else if ((command == "dtmf") && (words.size() == 2)) {
-      int ev = std::string("0123456789*#").find(words[1][0]);
-      call_->PressDTMF(ev);
-    } else if (command == "stats") {
-      PrintStats();
-    } else {
-      console_->PrintLine(CALL_COMMANDS);
-      if (InMuc()) {
-        console_->PrintLine(HANGOUT_COMMANDS);
-      }
-    }
-  } else {
-    if (command == "roster") {
-      PrintRoster();
-    } else if (command == "send") {
-      buzz::Jid jid(words[1]);
-      if (jid.IsValid()) {
-        last_sent_to_ = words[1];
-        SendChat(words[1], words[2]);
-      } else if (!last_sent_to_.empty()) {
-        SendChat(last_sent_to_, words[1]);
-      } else {
-        console_->PrintLine(
-            "Invalid JID. JIDs should be in the form user@domain");
-      }
-    } else if ((words.size() == 2) && (command == "friend")) {
-      InviteFriend(words[1]);
-    } else if (command == "call") {
-      std::string to = GetWord(words, 1, "");
-      cricket::CallOptions options;
-      options.data_channel_type = data_channel_type_;
-      if (!PlaceCall(to, options)) {
-        console_->PrintLine("Failed to initiate call.");
-      }
-    } else if (command == "vcall") {
-      std::string to = GetWord(words, 1, "");
-      int bandwidth = GetInt(words, 2, cricket::kAutoBandwidth);
-      cricket::CallOptions options;
-      options.has_video = true;
-      options.video_bandwidth = bandwidth;
-      options.data_channel_type = data_channel_type_;
-      if (!PlaceCall(to, options)) {
-        console_->PrintLine("Failed to initiate call.");
-      }
-    } else if (command == "calls") {
-      PrintCalls();
-    } else if ((words.size() == 2) && (command == "switch")) {
-      SwitchToCall(GetInt(words, 1, -1));
-    } else if (command == "join") {
-      JoinMuc(GetWord(words, 1, ""));
-    } else if (command == "ljoin") {
-      LookupAndJoinMuc(GetWord(words, 1, ""));
-    } else if ((words.size() >= 2) && (command == "invite")) {
-      InviteToMuc(words[1], GetWord(words, 2, ""));
-    } else if (command == "leave") {
-      LeaveMuc(GetWord(words, 1, ""));
-    } else if (command == "nick") {
-      SetNick(GetWord(words, 1, ""));
-    } else if (command == "priority") {
-      int priority = GetInt(words, 1, 0);
-      SetPriority(priority);
-      SendStatus();
-    } else if (command == "getdevs") {
-      GetDevices();
-    } else if ((words.size() == 2) && (command == "setvol")) {
-      SetVolume(words[1]);
-    } else {
-      console_->PrintLine(CONSOLE_COMMANDS);
-    }
-  }
-}
-
-CallClient::CallClient(buzz::XmppClient* xmpp_client,
-                       const std::string& caps_node, const std::string& version)
-    : xmpp_client_(xmpp_client),
-      worker_thread_(NULL),
-      media_engine_(NULL),
-      data_engine_(NULL),
-      media_client_(NULL),
-      call_(NULL),
-      hangout_pubsub_client_(NULL),
-      incoming_call_(false),
-      auto_accept_(false),
-      pmuc_domain_("groupchat.google.com"),
-      render_(true),
-      data_channel_type_(cricket::DCT_NONE),
-      multisession_enabled_(false),
-      local_renderer_(NULL),
-      static_views_accumulated_count_(0),
-      screencast_ssrc_(0),
-      roster_(new RosterMap),
-      portallocator_flags_(0),
-      allow_local_ips_(false),
-      signaling_protocol_(cricket::PROTOCOL_HYBRID),
-      transport_protocol_(cricket::ICEPROTO_HYBRID),
-      sdes_policy_(cricket::SEC_DISABLED),
-      dtls_policy_(cricket::SEC_DISABLED),
-      ssl_identity_(),
-      show_roster_messages_(false) {
-  xmpp_client_->SignalStateChange.connect(this, &CallClient::OnStateChange);
-  my_status_.set_caps_node(caps_node);
-  my_status_.set_version(version);
-}
-
-CallClient::~CallClient() {
-  delete media_client_;
-  delete roster_;
-  delete worker_thread_;
-}
-
-const std::string CallClient::strerror(buzz::XmppEngine::Error err) {
-  switch (err) {
-    case buzz::XmppEngine::ERROR_NONE:
-      return "";
-    case buzz::XmppEngine::ERROR_XML:
-      return "Malformed XML or encoding error";
-    case buzz::XmppEngine::ERROR_STREAM:
-      return "XMPP stream error";
-    case buzz::XmppEngine::ERROR_VERSION:
-      return "XMPP version error";
-    case buzz::XmppEngine::ERROR_UNAUTHORIZED:
-      return "User is not authorized (Check your username and password)";
-    case buzz::XmppEngine::ERROR_TLS:
-      return "TLS could not be negotiated";
-    case buzz::XmppEngine::ERROR_AUTH:
-      return "Authentication could not be negotiated";
-    case buzz::XmppEngine::ERROR_BIND:
-      return "Resource or session binding could not be negotiated";
-    case buzz::XmppEngine::ERROR_CONNECTION_CLOSED:
-      return "Connection closed by output handler.";
-    case buzz::XmppEngine::ERROR_DOCUMENT_CLOSED:
-      return "Closed by </stream:stream>";
-    case buzz::XmppEngine::ERROR_SOCKET:
-      return "Socket error";
-    default:
-      return "Unknown error";
-  }
-}
-
-void CallClient::OnCallDestroy(cricket::Call* call) {
-  RemoveCallsStaticRenderedViews(call);
-  if (call == call_) {
-    if (local_renderer_) {
-      delete local_renderer_;
-      local_renderer_ = NULL;
-    }
-    console_->PrintLine("call destroyed");
-    call_ = NULL;
-    delete hangout_pubsub_client_;
-    hangout_pubsub_client_ = NULL;
-  }
-}
-
-void CallClient::OnStateChange(buzz::XmppEngine::State state) {
-  switch (state) {
-    case buzz::XmppEngine::STATE_START:
-      console_->PrintLine("connecting...");
-      break;
-    case buzz::XmppEngine::STATE_OPENING:
-      console_->PrintLine("logging in...");
-      break;
-    case buzz::XmppEngine::STATE_OPEN:
-      console_->PrintLine("logged in...");
-      InitMedia();
-      InitPresence();
-      break;
-    case buzz::XmppEngine::STATE_CLOSED:
-      {
-        buzz::XmppEngine::Error error = xmpp_client_->GetError(NULL);
-        console_->PrintLine("logged out... %s", strerror(error).c_str());
-        Quit();
-      }
-      break;
-    default:
-      break;
-  }
-}
-
-void CallClient::InitMedia() {
-  worker_thread_ = new rtc::Thread();
-  // The worker thread must be started here since initialization of
-  // the ChannelManager will generate messages that need to be
-  // dispatched by it.
-  worker_thread_->Start();
-
-  // TODO: It looks like we are leaking many objects. E.g.
-  // |network_manager_| is never deleted.
-  network_manager_ = new rtc::BasicNetworkManager();
-
-  // TODO: Decide if the relay address should be specified here.
-  rtc::SocketAddress stun_addr("stun.l.google.com", 19302);
-  cricket::ServerAddresses stun_servers;
-  stun_servers.insert(stun_addr);
-  port_allocator_ =  new cricket::BasicPortAllocator(
-      network_manager_, stun_servers, rtc::SocketAddress(),
-      rtc::SocketAddress(), rtc::SocketAddress());
-
-  if (portallocator_flags_ != 0) {
-    port_allocator_->set_flags(portallocator_flags_);
-  }
-  session_manager_ = new cricket::SessionManager(
-      port_allocator_, worker_thread_);
-  session_manager_->set_secure(dtls_policy_);
-  session_manager_->set_identity(ssl_identity_.get());
-  session_manager_->set_transport_protocol(transport_protocol_);
-  session_manager_->SignalRequestSignaling.connect(
-      this, &CallClient::OnRequestSignaling);
-  session_manager_->SignalSessionCreate.connect(
-      this, &CallClient::OnSessionCreate);
-  session_manager_->OnSignalingReady();
-
-  session_manager_task_ =
-      new cricket::SessionManagerTask(xmpp_client_, session_manager_);
-  session_manager_task_->EnableOutgoingMessages();
-  session_manager_task_->Start();
-
-  if (!media_engine_) {
-    media_engine_ = cricket::MediaEngineFactory::Create();
-  }
-
-  if (!data_engine_) {
-    if (data_channel_type_ == cricket::DCT_SCTP) {
-#ifdef HAVE_SCTP
-      data_engine_ = new cricket::SctpDataEngine();
-#else
-      LOG(LS_WARNING) << "SCTP Data Engine not supported.";
-      data_channel_type_ = cricket::DCT_NONE;
-      data_engine_ = new cricket::RtpDataEngine();
-#endif
-    } else {
-      // Even if we have DCT_NONE, we still have a data engine, just
-      // to make sure it isn't NULL.
-      data_engine_ = new cricket::RtpDataEngine();
-    }
-  }
-
-  media_client_ = new cricket::MediaSessionClient(
-      xmpp_client_->jid(),
-      session_manager_,
-      media_engine_,
-      data_engine_,
-      cricket::DeviceManagerFactory::Create());
-  media_client_->SignalCallCreate.connect(this, &CallClient::OnCallCreate);
-  media_client_->SignalCallDestroy.connect(this, &CallClient::OnCallDestroy);
-  media_client_->SignalDevicesChange.connect(this,
-                                             &CallClient::OnDevicesChange);
-  media_client_->set_secure(sdes_policy_);
-  media_client_->set_multisession_enabled(multisession_enabled_);
-}
-
-void CallClient::OnRequestSignaling() {
-  session_manager_->OnSignalingReady();
-}
-
-void CallClient::OnSessionCreate(cricket::Session* session, bool initiate) {
-  session->set_current_protocol(signaling_protocol_);
-}
-
-void CallClient::OnCallCreate(cricket::Call* call) {
-  call->SignalSessionState.connect(this, &CallClient::OnSessionState);
-  call->SignalMediaStreamsUpdate.connect(
-      this, &CallClient::OnMediaStreamsUpdate);
-}
-
-void CallClient::OnSessionState(cricket::Call* call,
-                                cricket::Session* session,
-                                cricket::Session::State state) {
-  if (state == cricket::Session::STATE_RECEIVEDINITIATE) {
-    buzz::Jid jid(session->remote_name());
-    if (call_ == call && multisession_enabled_) {
-      // We've received an initiate for an existing call. This is actually a
-      // new session for that call.
-      console_->PrintLine("Incoming session from '%s'", jid.Str().c_str());
-      AddSession(session);
-
-      cricket::CallOptions options;
-      options.has_video = call_->has_video();
-      options.data_channel_type = data_channel_type_;
-      call_->AcceptSession(session, options);
-
-      if (call_->has_video() && render_) {
-        RenderAllStreams(call, session, true);
-      }
-    } else {
-      console_->PrintLine("Incoming call from '%s'", jid.Str().c_str());
-      call_ = call;
-      AddSession(session);
-      incoming_call_ = true;
-      if (call->has_video() && render_) {
-        local_renderer_ =
-            cricket::VideoRendererFactory::CreateGuiVideoRenderer(160, 100);
-      }
-      if (auto_accept_) {
-        cricket::CallOptions options;
-        options.has_video = true;
-        options.data_channel_type = data_channel_type_;
-        Accept(options);
-      }
-    }
-  } else if (state == cricket::Session::STATE_SENTINITIATE) {
-    if (call->has_video() && render_) {
-      local_renderer_ =
-          cricket::VideoRendererFactory::CreateGuiVideoRenderer(160, 100);
-    }
-    console_->PrintLine("calling...");
-  } else if (state == cricket::Session::STATE_RECEIVEDACCEPT) {
-    console_->PrintLine("call answered");
-    SetupAcceptedCall();
-  } else if (state == cricket::Session::STATE_RECEIVEDREJECT) {
-    console_->PrintLine("call not answered");
-  } else if (state == cricket::Session::STATE_INPROGRESS) {
-    console_->PrintLine("call in progress");
-    call->SignalSpeakerMonitor.connect(this, &CallClient::OnSpeakerChanged);
-    call->StartSpeakerMonitor(session);
-  } else if (state == cricket::Session::STATE_RECEIVEDTERMINATE) {
-    console_->PrintLine("other side terminated");
-    TerminateAndRemoveSession(call, session->id());
-  }
-}
-
-void CallClient::OnSpeakerChanged(cricket::Call* call,
-                                  cricket::Session* session,
-                                  const cricket::StreamParams& speaker) {
-  if (!speaker.has_ssrcs()) {
-    console_->PrintLine("Session %s has no current speaker.",
-                        session->id().c_str());
-  } else if (speaker.id.empty()) {
-    console_->PrintLine("Session %s speaker change to unknown (%u).",
-                        session->id().c_str(), speaker.first_ssrc());
-  } else {
-    console_->PrintLine("Session %s speaker changed to %s (%u).",
-                        session->id().c_str(), speaker.id.c_str(),
-                        speaker.first_ssrc());
-  }
-}
-
-void SetMediaCaps(int media_caps, buzz::PresenceStatus* status) {
-  status->set_voice_capability((media_caps & cricket::AUDIO_RECV) != 0);
-  status->set_video_capability((media_caps & cricket::VIDEO_RECV) != 0);
-  status->set_camera_capability((media_caps & cricket::VIDEO_SEND) != 0);
-}
-
-void SetCaps(int media_caps, buzz::PresenceStatus* status) {
-  status->set_know_capabilities(true);
-  status->set_pmuc_capability(true);
-  SetMediaCaps(media_caps, status);
-}
-
-void SetAvailable(const buzz::Jid& jid, buzz::PresenceStatus* status) {
-  status->set_jid(jid);
-  status->set_available(true);
-  status->set_show(buzz::PresenceStatus::SHOW_ONLINE);
-}
-
-void CallClient::InitPresence() {
-  presence_push_ = new buzz::PresencePushTask(xmpp_client_, this);
-  presence_push_->SignalStatusUpdate.connect(
-    this, &CallClient::OnStatusUpdate);
-  presence_push_->SignalMucJoined.connect(this, &CallClient::OnMucJoined);
-  presence_push_->SignalMucLeft.connect(this, &CallClient::OnMucLeft);
-  presence_push_->SignalMucStatusUpdate.connect(
-    this, &CallClient::OnMucStatusUpdate);
-  presence_push_->Start();
-
-  presence_out_ = new buzz::PresenceOutTask(xmpp_client_);
-  SetAvailable(xmpp_client_->jid(), &my_status_);
-  SetCaps(media_client_->GetCapabilities(), &my_status_);
-  SendStatus(my_status_);
-  presence_out_->Start();
-
-  muc_invite_recv_ = new buzz::MucInviteRecvTask(xmpp_client_);
-  muc_invite_recv_->SignalInviteReceived.connect(this,
-      &CallClient::OnMucInviteReceived);
-  muc_invite_recv_->Start();
-
-  muc_invite_send_ = new buzz::MucInviteSendTask(xmpp_client_);
-  muc_invite_send_->Start();
-
-  friend_invite_send_ = new buzz::FriendInviteSendTask(xmpp_client_);
-  friend_invite_send_->Start();
-
-  StartXmppPing();
-}
-
-void CallClient::StartXmppPing() {
-  buzz::PingTask* ping = new buzz::PingTask(
-      xmpp_client_, rtc::Thread::Current(),
-      kPingPeriodMillis, kPingTimeoutMillis);
-  ping->SignalTimeout.connect(this, &CallClient::OnPingTimeout);
-  ping->Start();
-}
-
-void CallClient::OnPingTimeout() {
-  LOG(LS_WARNING) << "XMPP Ping timeout. Will keep trying...";
-  StartXmppPing();
-
-  // Or should we do this instead?
-  // Quit();
-}
-
-void CallClient::SendStatus(const buzz::PresenceStatus& status) {
-  presence_out_->Send(status);
-}
-
-void CallClient::OnStatusUpdate(const buzz::PresenceStatus& status) {
-  RosterItem item;
-  item.jid = status.jid();
-  item.show = status.show();
-  item.status = status.status();
-
-  std::string key = item.jid.Str();
-
-  if (status.available() && status.voice_capability()) {
-    if (show_roster_messages_) {
-      console_->PrintLine("Adding to roster: %s", key.c_str());
-    }
-    (*roster_)[key] = item;
-    // TODO: Make some of these constants.
-  } else {
-    if (show_roster_messages_) {
-      console_->PrintLine("Removing from roster: %s", key.c_str());
-    }
-    RosterMap::iterator iter = roster_->find(key);
-    if (iter != roster_->end())
-      roster_->erase(iter);
-  }
-}
-
-void CallClient::PrintRoster() {
-  console_->PrintLine("Roster contains %d callable", roster_->size());
-  RosterMap::iterator iter = roster_->begin();
-  while (iter != roster_->end()) {
-    console_->PrintLine("%s - %s",
-                        iter->second.jid.BareJid().Str().c_str(),
-                        DescribeStatus(iter->second.show, iter->second.status));
-    iter++;
-  }
-}
-
-void CallClient::SendChat(const std::string& to, const std::string msg) {
-  buzz::XmlElement* stanza = new buzz::XmlElement(buzz::QN_MESSAGE);
-  stanza->AddAttr(buzz::QN_TO, to);
-  stanza->AddAttr(buzz::QN_ID, rtc::CreateRandomString(16));
-  stanza->AddAttr(buzz::QN_TYPE, "chat");
-  buzz::XmlElement* body = new buzz::XmlElement(buzz::QN_BODY);
-  body->SetBodyText(msg);
-  stanza->AddElement(body);
-
-  xmpp_client_->SendStanza(stanza);
-  delete stanza;
-}
-
-void CallClient::SendData(const std::string& streamid,
-                          const std::string& text) {
-  // TODO(mylesj): Support sending data over sessions other than the first.
-  cricket::Session* session = GetFirstSession();
-  if (!call_ || !session) {
-    console_->PrintLine("Must be in a call to send data.");
-    return;
-  }
-  if (!call_->has_data()) {
-    console_->PrintLine("This call doesn't have a data channel.");
-    return;
-  }
-
-  const cricket::DataContentDescription* data =
-      cricket::GetFirstDataContentDescription(session->local_description());
-  if (!data) {
-    console_->PrintLine("This call doesn't have a data content.");
-    return;
-  }
-
-  const cricket::StreamParams* stream =
-      cricket::GetStreamByIds(data->streams(), "", streamid)
-  if (!stream) {
-    LOG(LS_WARNING) << "Could not send data: no such stream: "
-                    << streamid << ".";
-    return;
-  }
-
-  cricket::SendDataParams params;
-  params.ssrc = stream->first_ssrc();
-  rtc::Buffer payload(text.data(), text.length());
-  cricket::SendDataResult result;
-  bool sent = call_->SendData(session, params, payload, &result);
-  if (!sent) {
-    if (result == cricket::SDR_BLOCK) {
-      LOG(LS_WARNING) << "Could not send data because it would block.";
-    } else {
-      LOG(LS_WARNING) << "Could not send data for unknown reason.";
-    }
-  }
-}
-
-void CallClient::InviteFriend(const std::string& name) {
-  buzz::Jid jid(name);
-  if (!jid.IsValid() || jid.node() == "") {
-    console_->PrintLine("Invalid JID. JIDs should be in the form user@domain.");
-    return;
-  }
-  // Note: for some reason the Buzz backend does not forward our presence
-  // subscription requests to the end user when that user is another call
-  // client as opposed to a Smurf user. Thus, in that scenario, you must
-  // run the friend command as the other user too to create the linkage
-  // (and you won't be notified to do so).
-  friend_invite_send_->Send(jid);
-  console_->PrintLine("Requesting to befriend %s.", name.c_str());
-}
-
-bool CallClient::FindJid(const std::string& name, buzz::Jid* found_jid,
-                         cricket::CallOptions* options) {
-  bool found = false;
-  options->is_muc = false;
-  buzz::Jid callto_jid(name);
-  if (name.length() == 0 && mucs_.size() > 0) {
-    // if no name, and in a MUC, establish audio with the MUC
-    *found_jid = mucs_.begin()->first;
-    found = true;
-    options->is_muc = true;
-  } else if (name[0] == '+') {
-    // if the first character is a +, assume it's a phone number
-    *found_jid = callto_jid;
-    found = true;
-  } else {
-    // otherwise, it's a friend
-    for (RosterMap::iterator iter = roster_->begin();
-         iter != roster_->end(); ++iter) {
-      if (iter->second.jid.BareEquals(callto_jid)) {
-        found = true;
-        *found_jid = iter->second.jid;
-        break;
-      }
-    }
-
-    if (!found) {
-      if (mucs_.count(callto_jid) == 1 &&
-          mucs_[callto_jid]->state() == buzz::Muc::MUC_JOINED) {
-        found = true;
-        *found_jid = callto_jid;
-        options->is_muc = true;
-      }
-    }
-  }
-
-  if (found) {
-    console_->PrintLine("Found %s '%s'",
-                        options->is_muc ? "room" : "online friend",
-                        found_jid->Str().c_str());
-  } else {
-    console_->PrintLine("Could not find online friend '%s'", name.c_str());
-  }
-
-  return found;
-}
-
-void CallClient::OnDataReceived(cricket::Call*,
-                                const cricket::ReceiveDataParams& params,
-                                const rtc::Buffer& payload) {
-  // TODO(mylesj): Support receiving data on sessions other than the first.
-  cricket::Session* session = GetFirstSession();
-  if (!session)
-    return;
-
-  const std::vector<cricket::StreamParams>* data_streams =
-      call_->GetDataRecvStreams(session);
-  const cricket::StreamParams* stream =
-      data_streams ? GetStreamBySsrc(*data_streams, params.ssrc) : nullptr;
-  std::string text(payload.data(), payload.length());
-  if (stream) {
-    console_->PrintLine(
-        "Received data from '%s' on stream '%s' (ssrc=%u): %s",
-        stream->groupid.c_str(), stream->id.c_str(),
-        params->ssrc, text.c_str());
-  } else {
-    console_->PrintLine(
-        "Received data (ssrc=%u): %s",
-        params.ssrc, text.c_str());
-  }
-}
-
-bool CallClient::PlaceCall(const std::string& name,
-                           cricket::CallOptions options) {
-  buzz::Jid jid;
-  if (!FindJid(name, &jid, &options))
-    return false;
-
-  if (!call_) {
-    call_ = media_client_->CreateCall();
-    AddSession(call_->InitiateSession(jid, media_client_->jid(), options));
-  }
-  media_client_->SetFocus(call_);
-  if (call_->has_video() && render_ && !options.is_muc) {
-    // TODO(pthatcher): Hookup local_render_ to the local capturer.
-  }
-  if (options.is_muc) {
-    const std::string& nick = mucs_[jid]->local_jid().resource();
-    hangout_pubsub_client_ =
-        new buzz::HangoutPubSubClient(xmpp_client_, jid, nick);
-    hangout_pubsub_client_->SignalPresenterStateChange.connect(
-        this, &CallClient::OnPresenterStateChange);
-    hangout_pubsub_client_->SignalAudioMuteStateChange.connect(
-        this, &CallClient::OnAudioMuteStateChange);
-    hangout_pubsub_client_->SignalRecordingStateChange.connect(
-        this, &CallClient::OnRecordingStateChange);
-    hangout_pubsub_client_->SignalRemoteMute.connect(
-        this, &CallClient::OnRemoteMuted);
-    hangout_pubsub_client_->SignalMediaBlock.connect(
-        this, &CallClient::OnMediaBlocked);
-    hangout_pubsub_client_->SignalRequestError.connect(
-        this, &CallClient::OnHangoutRequestError);
-    hangout_pubsub_client_->SignalPublishAudioMuteError.connect(
-        this, &CallClient::OnHangoutPublishAudioMuteError);
-    hangout_pubsub_client_->SignalPublishPresenterError.connect(
-        this, &CallClient::OnHangoutPublishPresenterError);
-    hangout_pubsub_client_->SignalPublishRecordingError.connect(
-        this, &CallClient::OnHangoutPublishRecordingError);
-    hangout_pubsub_client_->SignalRemoteMuteError.connect(
-        this, &CallClient::OnHangoutRemoteMuteError);
-    hangout_pubsub_client_->RequestAll();
-  }
-
-  return true;
-}
-
-bool CallClient::InitiateAdditionalSession(const std::string& name,
-                                           cricket::CallOptions options) {
-  // Can't add a session if there is no call yet.
-  if (!call_)
-    return false;
-
-  buzz::Jid jid;
-  if (!FindJid(name, &jid, &options))
-    return false;
-
-  std::vector<cricket::Session*>& call_sessions = sessions_[call_->id()];
-  call_sessions.push_back(
-      call_->InitiateSession(jid,
-                             buzz::Jid(call_sessions[0]->remote_name()),
-                             options));
-
-  return true;
-}
-
-void CallClient::TerminateAndRemoveSession(cricket::Call* call,
-                                           const std::string& id) {
-  std::vector<cricket::Session*>& call_sessions = sessions_[call->id()];
-  for (std::vector<cricket::Session*>::iterator iter = call_sessions.begin();
-       iter != call_sessions.end(); ++iter) {
-    if ((*iter)->id() == id) {
-      RenderAllStreams(call, *iter, false);
-      call_->TerminateSession(*iter);
-      call_sessions.erase(iter);
-      break;
-    }
-  }
-}
-
-void CallClient::PrintCalls() {
-  const std::map<uint32, cricket::Call*>& calls = media_client_->calls();
-  for (std::map<uint32, cricket::Call*>::const_iterator i = calls.begin();
-       i != calls.end(); ++i) {
-    console_->PrintLine("Call (id:%d), is %s",
-                        i->first,
-                        i->second == call_ ? "active" : "on hold");
-    std::vector<cricket::Session *>& sessions = sessions_[call_->id()];
-    for (std::vector<cricket::Session *>::const_iterator j = sessions.begin();
-         j != sessions.end(); ++j) {
-      console_->PrintLine("|--Session (id:%s), to %s", (*j)->id().c_str(),
-                          (*j)->remote_name().c_str());
-
-      std::vector<cricket::StreamParams>::const_iterator k;
-      const std::vector<cricket::StreamParams>* streams =
-          i->second->GetAudioRecvStreams(*j);
-      if (streams)
-        for (k = streams->begin(); k != streams->end(); ++k) {
-          console_->PrintLine("|----Audio Stream: %s", k->ToString().c_str());
-        }
-      streams = i->second->GetVideoRecvStreams(*j);
-      if (streams)
-        for (k = streams->begin(); k != streams->end(); ++k) {
-          console_->PrintLine("|----Video Stream: %s", k->ToString().c_str());
-        }
-      streams = i->second->GetDataRecvStreams(*j);
-      if (streams)
-        for (k = streams->begin(); k != streams->end(); ++k) {
-          console_->PrintLine("|----Data Stream: %s", k->ToString().c_str());
-        }
-    }
-  }
-}
-
-void CallClient::SwitchToCall(uint32 call_id) {
-  const std::map<uint32, cricket::Call*>& calls = media_client_->calls();
-  std::map<uint32, cricket::Call*>::const_iterator call_iter =
-      calls.find(call_id);
-  if (call_iter != calls.end()) {
-    media_client_->SetFocus(call_iter->second);
-    call_ = call_iter->second;
-  } else {
-    console_->PrintLine("Unable to find call: %d", call_id);
-  }
-}
-
-void CallClient::OnPresenterStateChange(
-    const std::string& nick, bool was_presenting, bool is_presenting) {
-  if (!was_presenting && is_presenting) {
-    console_->PrintLine("%s now presenting.", nick.c_str());
-  } else if (was_presenting && !is_presenting) {
-    console_->PrintLine("%s no longer presenting.", nick.c_str());
-  } else if (was_presenting && is_presenting) {
-    console_->PrintLine("%s still presenting.", nick.c_str());
-  } else if (!was_presenting && !is_presenting) {
-    console_->PrintLine("%s still not presenting.", nick.c_str());
-  }
-}
-
-void CallClient::OnAudioMuteStateChange(
-    const std::string& nick, bool was_muted, bool is_muted) {
-  if (!was_muted && is_muted) {
-    console_->PrintLine("%s now muted.", nick.c_str());
-  } else if (was_muted && !is_muted) {
-    console_->PrintLine("%s no longer muted.", nick.c_str());
-  }
-}
-
-void CallClient::OnRecordingStateChange(
-    const std::string& nick, bool was_recording, bool is_recording) {
-  if (!was_recording && is_recording) {
-    console_->PrintLine("%s now recording.", nick.c_str());
-  } else if (was_recording && !is_recording) {
-    console_->PrintLine("%s no longer recording.", nick.c_str());
-  }
-}
-
-void CallClient::OnRemoteMuted(const std::string& mutee_nick,
-                               const std::string& muter_nick,
-                               bool should_mute_locally) {
-  if (should_mute_locally) {
-    call_->Mute(true);
-    console_->PrintLine("Remote muted by %s.", muter_nick.c_str());
-  } else {
-    console_->PrintLine("%s remote muted by %s.",
-                        mutee_nick.c_str(), muter_nick.c_str());
-  }
-}
-
-void CallClient::OnMediaBlocked(const std::string& blockee_nick,
-                                const std::string& blocker_nick) {
-  console_->PrintLine("%s blocked by %s.",
-                      blockee_nick.c_str(), blocker_nick.c_str());
-}
-
-void CallClient::OnHangoutRequestError(const std::string& node,
-                                       const buzz::XmlElement* stanza) {
-  console_->PrintLine("Failed request pub sub items for node %s.",
-                      node.c_str());
-}
-
-void CallClient::OnHangoutPublishAudioMuteError(
-    const std::string& task_id, const buzz::XmlElement* stanza) {
-  console_->PrintLine("Failed to publish audio mute state.");
-}
-
-void CallClient::OnHangoutPublishPresenterError(
-    const std::string& task_id, const buzz::XmlElement* stanza) {
-  console_->PrintLine("Failed to publish presenting state.");
-}
-
-void CallClient::OnHangoutPublishRecordingError(
-    const std::string& task_id, const buzz::XmlElement* stanza) {
-  console_->PrintLine("Failed to publish recording state.");
-}
-
-void CallClient::OnHangoutRemoteMuteError(const std::string& task_id,
-                                          const std::string& mutee_nick,
-                                          const buzz::XmlElement* stanza) {
-  console_->PrintLine("Failed to remote mute.");
-}
-
-void CallClient::Accept(const cricket::CallOptions& options) {
-  ASSERT(call_ && incoming_call_);
-  ASSERT(sessions_[call_->id()].size() == 1);
-  cricket::Session* session = GetFirstSession();
-  call_->AcceptSession(session, options);
-  media_client_->SetFocus(call_);
-  if (call_->has_video() && render_) {
-    // TODO(pthatcher): Hookup local_render_ to the local capturer.
-    RenderAllStreams(call_, session, true);
-  }
-  SetupAcceptedCall();
-  incoming_call_ = false;
-}
-
-void CallClient::SetupAcceptedCall() {
-  if (call_->has_data()) {
-    call_->SignalDataReceived.connect(this, &CallClient::OnDataReceived);
-  }
-}
-
-void CallClient::Reject() {
-  ASSERT(call_ && incoming_call_);
-  call_->RejectSession(call_->sessions()[0]);
-  incoming_call_ = false;
-}
-
-void CallClient::Quit() {
-  rtc::Thread::Current()->Quit();
-}
-
-void CallClient::SetNick(const std::string& muc_nick) {
-  my_status_.set_nick(muc_nick);
-
-  // TODO: We might want to re-send presence, but right
-  // now, it appears to be ignored by the MUC.
-  //
-  // presence_out_->Send(my_status_); for (MucMap::const_iterator itr
-  // = mucs_.begin(); itr != mucs_.end(); ++itr) {
-  // presence_out_->SendDirected(itr->second->local_jid(),
-  // my_status_); }
-
-  console_->PrintLine("Nick set to '%s'.", muc_nick.c_str());
-}
-
-void CallClient::LookupAndJoinMuc(const std::string& room_name) {
-  // The room_name can't be empty for lookup task.
-  if (room_name.empty()) {
-    console_->PrintLine("Please provide a room name or room jid.");
-    return;
-  }
-
-  std::string room = room_name;
-  std::string domain = xmpp_client_->jid().domain();
-  if (room_name.find("@") != std::string::npos) {
-    // Assume the room_name is a fully qualified room name.
-    // We'll find the room name string and domain name string from it.
-    room = room_name.substr(0, room_name.find("@"));
-    domain = room_name.substr(room_name.find("@") + 1);
-  }
-
-  buzz::MucRoomLookupTask* lookup_query_task =
-      buzz::MucRoomLookupTask::CreateLookupTaskForRoomName(
-          xmpp_client_, buzz::Jid(buzz::STR_GOOGLE_MUC_LOOKUP_JID), room,
-          domain);
-  lookup_query_task->SignalResult.connect(this,
-      &CallClient::OnRoomLookupResponse);
-  lookup_query_task->SignalError.connect(this,
-      &CallClient::OnRoomLookupError);
-  lookup_query_task->Start();
-}
-
-void CallClient::JoinMuc(const std::string& room_jid_str) {
-  if (room_jid_str.empty()) {
-    buzz::Jid room_jid = GenerateRandomMucJid();
-    console_->PrintLine("Generated a random room jid: %s",
-                        room_jid.Str().c_str());
-    JoinMuc(room_jid);
-  } else {
-    JoinMuc(buzz::Jid(room_jid_str));
-  }
-}
-
-void CallClient::JoinMuc(const buzz::Jid& room_jid) {
-  if (!room_jid.IsValid()) {
-    console_->PrintLine("Unable to make valid muc endpoint for %s",
-                        room_jid.Str().c_str());
-    return;
-  }
-
-  std::string room_nick = room_jid.resource();
-  if (room_nick.empty()) {
-    room_nick = (xmpp_client_->jid().node()
-                 + "_" + xmpp_client_->jid().resource());
-  }
-
-  MucMap::iterator elem = mucs_.find(room_jid);
-  if (elem != mucs_.end()) {
-    console_->PrintLine("This MUC already exists.");
-    return;
-  }
-
-  buzz::Muc* muc = new buzz::Muc(room_jid.BareJid(), room_nick);
-  mucs_[muc->jid()] = muc;
-  presence_out_->SendDirected(muc->local_jid(), my_status_);
-}
-
-void CallClient::OnRoomLookupResponse(buzz::MucRoomLookupTask* task,
-                                      const buzz::MucRoomInfo& room) {
-  // The server requires the room be "configured" before being used.
-  // We only need to configure it if we create it, but rooms are
-  // auto-created at lookup, so there's currently no way to know if we
-  // created it.  So, we configure it every time, just in case.
-  // Luckily, it appears to be safe to configure a room that's already
-  // configured.  Our current flow is:
-  // 1. Lookup/auto-create
-  // 2. Configure
-  // 3. Join
-  // TODO: In the future, once the server supports it, we
-  // should:
-  // 1. Lookup
-  // 2. Create and Configure if necessary
-  // 3. Join
-  std::vector<std::string> room_features;
-  room_features.push_back(buzz::STR_MUC_ROOM_FEATURE_ENTERPRISE);
-  buzz::MucRoomConfigTask* room_config_task = new buzz::MucRoomConfigTask(
-      xmpp_client_, room.jid, room.full_name(), room_features);
-  room_config_task->SignalResult.connect(this,
-      &CallClient::OnRoomConfigResult);
-  room_config_task->SignalError.connect(this,
-      &CallClient::OnRoomConfigError);
-  room_config_task->Start();
-}
-
-void CallClient::OnRoomLookupError(buzz::IqTask* task,
-                                   const buzz::XmlElement* stanza) {
-  if (stanza == NULL) {
-    console_->PrintLine("Room lookup failed.");
-  } else {
-    console_->PrintLine("Room lookup error: ", stanza->Str().c_str());
-  }
-}
-
-void CallClient::OnRoomConfigResult(buzz::MucRoomConfigTask* task) {
-  JoinMuc(task->room_jid());
-}
-
-void CallClient::OnRoomConfigError(buzz::IqTask* task,
-                                   const buzz::XmlElement* stanza) {
-  console_->PrintLine("Room config failed.");
-  // We join the muc anyway, because if the room is already
-  // configured, the configure will fail, but we still want to join.
-  // Idealy, we'd know why the room config failed and only do this on
-  // "already configured" errors.  But right now all we get back is
-  // "not-allowed".
-  buzz::MucRoomConfigTask* config_task =
-      static_cast<buzz::MucRoomConfigTask*>(task);
-  JoinMuc(config_task->room_jid());
-}
-
-void CallClient::OnMucInviteReceived(const buzz::Jid& inviter,
-    const buzz::Jid& room,
-    const std::vector<buzz::AvailableMediaEntry>& avail) {
-
-  console_->PrintLine("Invited to join %s by %s.", room.Str().c_str(),
-      inviter.Str().c_str());
-  console_->PrintLine("Available media:");
-  if (avail.size() > 0) {
-    for (std::vector<buzz::AvailableMediaEntry>::const_iterator i =
-            avail.begin();
-        i != avail.end();
-        ++i) {
-      console_->PrintLine("  %s, %s",
-                          buzz::AvailableMediaEntry::TypeAsString(i->type),
-                          buzz::AvailableMediaEntry::StatusAsString(i->status));
-    }
-  } else {
-    console_->PrintLine("  None");
-  }
-  // We automatically join the room.
-  JoinMuc(room);
-}
-
-void CallClient::OnMucJoined(const buzz::Jid& endpoint) {
-  MucMap::iterator elem = mucs_.find(endpoint);
-  ASSERT(elem != mucs_.end() &&
-         elem->second->state() == buzz::Muc::MUC_JOINING);
-
-  buzz::Muc* muc = elem->second;
-  muc->set_state(buzz::Muc::MUC_JOINED);
-  console_->PrintLine("Joined \"%s\"", muc->jid().Str().c_str());
-}
-
-void CallClient::OnMucStatusUpdate(const buzz::Jid& jid,
-    const buzz::MucPresenceStatus& status) {
-
-  // Look up this muc.
-  MucMap::iterator elem = mucs_.find(jid);
-  ASSERT(elem != mucs_.end());
-
-  buzz::Muc* muc = elem->second;
-
-  if (status.jid().IsBare() || status.jid() == muc->local_jid()) {
-    // We are only interested in status about other users.
-    return;
-  }
-
-  if (status.available()) {
-    muc->members()[status.jid().resource()] = status;
-  } else {
-    muc->members().erase(status.jid().resource());
-  }
-}
-
-bool CallClient::InMuc() {
-  const buzz::Jid* muc_jid = FirstMucJid();
-  if (!muc_jid) return false;
-  return muc_jid->IsValid();
-}
-
-const buzz::Jid* CallClient::FirstMucJid() {
-  if (mucs_.empty()) return NULL;
-  return &(mucs_.begin()->first);
-}
-
-void CallClient::LeaveMuc(const std::string& room) {
-  buzz::Jid room_jid;
-  const buzz::Jid* muc_jid = FirstMucJid();
-  if (room.length() > 0) {
-    room_jid = buzz::Jid(room);
-  } else if (mucs_.size() > 0) {
-    // leave the first MUC if no JID specified
-    if (muc_jid) {
-      room_jid = *(muc_jid);
-    }
-  }
-
-  if (!room_jid.IsValid()) {
-    console_->PrintLine("Invalid MUC JID.");
-    return;
-  }
-
-  MucMap::iterator elem = mucs_.find(room_jid);
-  if (elem == mucs_.end()) {
-    console_->PrintLine("No such MUC.");
-    return;
-  }
-
-  buzz::Muc* muc = elem->second;
-  muc->set_state(buzz::Muc::MUC_LEAVING);
-
-  buzz::PresenceStatus status;
-  status.set_jid(my_status_.jid());
-  status.set_available(false);
-  status.set_priority(0);
-  presence_out_->SendDirected(muc->local_jid(), status);
-}
-
-void CallClient::OnMucLeft(const buzz::Jid& endpoint, int error) {
-  // We could be kicked from a room from any state.  We would hope this
-  // happens While in the MUC_LEAVING state
-  MucMap::iterator elem = mucs_.find(endpoint);
-  if (elem == mucs_.end())
-    return;
-
-  buzz::Muc* muc = elem->second;
-  if (muc->state() == buzz::Muc::MUC_JOINING) {
-    console_->PrintLine("Failed to join \"%s\", code=%d",
-                        muc->jid().Str().c_str(), error);
-  } else if (muc->state() == buzz::Muc::MUC_JOINED) {
-    console_->PrintLine("Kicked from \"%s\"",
-                        muc->jid().Str().c_str());
-  }
-
-  delete muc;
-  mucs_.erase(elem);
-}
-
-void CallClient::InviteToMuc(const std::string& given_user,
-                             const std::string& room) {
-  std::string user = given_user;
-
-  // First find the room.
-  const buzz::Muc* found_muc;
-  if (room.length() == 0) {
-    if (mucs_.size() == 0) {
-      console_->PrintLine("Not in a room yet; can't invite.");
-      return;
-    }
-    // Invite to the first muc
-    found_muc = mucs_.begin()->second;
-  } else {
-    MucMap::iterator elem = mucs_.find(buzz::Jid(room));
-    if (elem == mucs_.end()) {
-      console_->PrintLine("Not in room %s.", room.c_str());
-      return;
-    }
-    found_muc = elem->second;
-  }
-
-  buzz::Jid invite_to = found_muc->jid();
-
-  // Now find the user. We invite all of their resources.
-  bool found_user = false;
-  buzz::Jid user_jid(user);
-  for (RosterMap::iterator iter = roster_->begin();
-       iter != roster_->end(); ++iter) {
-    if (iter->second.jid.BareEquals(user_jid)) {
-      buzz::Jid invitee = iter->second.jid;
-      muc_invite_send_->Send(invite_to, invitee);
-      found_user = true;
-    }
-  }
-  if (!found_user) {
-    buzz::Jid invitee = user_jid;
-    muc_invite_send_->Send(invite_to, invitee);
-  }
-}
-
-void CallClient::GetDevices() {
-  std::vector<std::string> names;
-  media_client_->GetAudioInputDevices(&names);
-  console_->PrintLine("Audio input devices:");
-  PrintDevices(names);
-  media_client_->GetAudioOutputDevices(&names);
-  console_->PrintLine("Audio output devices:");
-  PrintDevices(names);
-  media_client_->GetVideoCaptureDevices(&names);
-  console_->PrintLine("Video capture devices:");
-  PrintDevices(names);
-}
-
-void CallClient::PrintDevices(const std::vector<std::string>& names) {
-  for (size_t i = 0; i < names.size(); ++i) {
-    console_->PrintLine("%d: %s", static_cast<int>(i), names[i].c_str());
-  }
-}
-
-void CallClient::OnDevicesChange() {
-  console_->PrintLine("Devices changed.");
-  SetMediaCaps(media_client_->GetCapabilities(), &my_status_);
-  SendStatus(my_status_);
-}
-
-void CallClient::SetVolume(const std::string& level) {
-  media_client_->SetOutputVolume(strtol(level.c_str(), NULL, 10));
-}
-
-void CallClient::OnMediaStreamsUpdate(cricket::Call* call,
-                                      cricket::Session* session,
-                                      const cricket::MediaStreams& added,
-                                      const cricket::MediaStreams& removed) {
-  if (call && call->has_video()) {
-    for (std::vector<cricket::StreamParams>::const_iterator
-         it = removed.video().begin(); it != removed.video().end(); ++it) {
-      RemoveStaticRenderedView(it->first_ssrc());
-    }
-
-    if (render_) {
-      RenderStreams(call, session, added.video(), true);
-    }
-    SendViewRequest(call, session);
-  }
-}
-
-void CallClient::RenderAllStreams(cricket::Call* call,
-                                  cricket::Session* session,
-                                  bool enable) {
-  const std::vector<cricket::StreamParams>* video_streams =
-      call->GetVideoRecvStreams(session);
-  if (video_streams) {
-    RenderStreams(call, session, *video_streams, enable);
-  }
-}
-
-void CallClient::RenderStreams(
-    cricket::Call* call,
-    cricket::Session* session,
-    const std::vector<cricket::StreamParams>& video_streams,
-    bool enable) {
-  std::vector<cricket::StreamParams>::const_iterator stream;
-  for (stream = video_streams.begin(); stream != video_streams.end();
-       ++stream) {
-    RenderStream(call, session, *stream, enable);
-  }
-}
-
-void CallClient::RenderStream(cricket::Call* call,
-                              cricket::Session* session,
-                              const cricket::StreamParams& stream,
-                              bool enable) {
-  if (!stream.has_ssrcs()) {
-    // Nothing to see here; move along.
-    return;
-  }
-
-  uint32 ssrc = stream.first_ssrc();
-  StaticRenderedViews::iterator iter =
-      static_rendered_views_.find(std::make_pair(session, ssrc));
-  if (enable) {
-    if (iter == static_rendered_views_.end()) {
-      // TODO(pthatcher): Make dimensions and positions more configurable.
-      int offset = (50 * static_views_accumulated_count_) % 300;
-      AddStaticRenderedView(session, ssrc, 640, 400, 30,
-                            offset, offset);
-      // Should have it now.
-      iter = static_rendered_views_.find(std::make_pair(session, ssrc));
-    }
-    call->SetVideoRenderer(session, ssrc, iter->second.renderer);
-  } else {
-    if (iter != static_rendered_views_.end()) {
-      call->SetVideoRenderer(session, ssrc, NULL);
-      RemoveStaticRenderedView(ssrc);
-    }
-  }
-}
-
-// TODO: Would these methods to add and remove views make
-// more sense in call.cc?  Would other clients use them?
-void CallClient::AddStaticRenderedView(
-    cricket::Session* session,
-    uint32 ssrc, int width, int height, int framerate,
-    int x_offset, int y_offset) {
-  StaticRenderedView rendered_view(
-      cricket::StaticVideoView(
-          cricket::StreamSelector(ssrc), width, height, framerate),
-      cricket::VideoRendererFactory::CreateGuiVideoRenderer(
-          x_offset, y_offset));
-  rendered_view.renderer->SetSize(width, height, 0);
-  static_rendered_views_.insert(std::make_pair(std::make_pair(session, ssrc),
-                                               rendered_view));
-  ++static_views_accumulated_count_;
-  console_->PrintLine("Added renderer for ssrc %d", ssrc);
-}
-
-bool CallClient::RemoveStaticRenderedView(uint32 ssrc) {
-  for (StaticRenderedViews::iterator it = static_rendered_views_.begin();
-       it != static_rendered_views_.end(); ++it) {
-    if (it->second.view.selector.ssrc == ssrc) {
-      delete it->second.renderer;
-      static_rendered_views_.erase(it);
-      console_->PrintLine("Removed renderer for ssrc %d", ssrc);
-      return true;
-    }
-  }
-  return false;
-}
-
-void CallClient::RemoveCallsStaticRenderedViews(cricket::Call* call) {
-  std::vector<cricket::Session*>& sessions = sessions_[call->id()];
-  std::set<cricket::Session*> call_sessions(sessions.begin(), sessions.end());
-  for (StaticRenderedViews::iterator it = static_rendered_views_.begin();
-       it != static_rendered_views_.end(); ) {
-    if (call_sessions.find(it->first.first) != call_sessions.end()) {
-      delete it->second.renderer;
-      static_rendered_views_.erase(it++);
-    } else {
-      ++it;
-    }
-  }
-}
-
-void CallClient::SendViewRequest(cricket::Call* call,
-                                 cricket::Session* session) {
-  cricket::ViewRequest request;
-  for (StaticRenderedViews::iterator it = static_rendered_views_.begin();
-       it != static_rendered_views_.end(); ++it) {
-    if (it->first.first == session) {
-      request.static_video_views.push_back(it->second.view);
-    }
-  }
-  call->SendViewRequest(session, request);
-}
-
-buzz::Jid CallClient::GenerateRandomMucJid() {
-  // Generate a GUID of the form XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX,
-  // for an eventual JID of private-chat-<GUID>@groupchat.google.com.
-  char guid[37], guid_room[256];
-  for (size_t i = 0; i < ARRAY_SIZE(guid) - 1;) {
-    if (i == 8 || i == 13 || i == 18 || i == 23) {
-      guid[i++] = '-';
-    } else {
-      sprintf(guid + i, "%04x", rand());
-      i += 4;
-    }
-  }
-
-  rtc::sprintfn(guid_room,
-                      ARRAY_SIZE(guid_room),
-                      "private-chat-%s@%s",
-                      guid,
-                      pmuc_domain_.c_str());
-  return buzz::Jid(guid_room);
-}
-
-bool CallClient::SelectFirstDesktopScreencastId(
-    cricket::ScreencastId* screencastid) {
-  if (!rtc::WindowPickerFactory::IsSupported()) {
-    LOG(LS_WARNING) << "Window picker not suported on this OS.";
-    return false;
-  }
-
-  rtc::WindowPicker* picker =
-      rtc::WindowPickerFactory::CreateWindowPicker();
-  if (!picker) {
-    LOG(LS_WARNING) << "Could not create a window picker.";
-    return false;
-  }
-
-  rtc::DesktopDescriptionList desktops;
-  if (!picker->GetDesktopList(&desktops) || desktops.empty()) {
-    LOG(LS_WARNING) << "Could not get a list of desktops.";
-    return false;
-  }
-
-  *screencastid = cricket::ScreencastId(desktops[0].id());
-  return true;
-}
-
-void CallClient::PrintStats() const {
-  const cricket::VoiceMediaInfo& vmi = call_->last_voice_media_info();
-
-  for (std::vector<cricket::VoiceSenderInfo>::const_iterator it =
-       vmi.senders.begin(); it != vmi.senders.end(); ++it) {
-    console_->PrintLine("Sender: ssrc=%u codec='%s' bytes=%d packets=%d "
-                        "rtt=%d jitter=%d",
-                        it->ssrc(), it->codec_name.c_str(), it->bytes_sent,
-                        it->packets_sent, it->rtt_ms, it->jitter_ms);
-  }
-
-  for (std::vector<cricket::VoiceReceiverInfo>::const_iterator it =
-       vmi.receivers.begin(); it != vmi.receivers.end(); ++it) {
-    console_->PrintLine("Receiver: ssrc=%u bytes=%d packets=%d "
-                        "jitter=%d loss=%.2f",
-                        it->ssrc(), it->bytes_rcvd, it->packets_rcvd,
-                        it->jitter_ms, it->fraction_lost);
-  }
-}