Remove QUIC support from remoting host and client.

remoting/protocol/content_description.cc

Index: remoting/protocol/content_description.cc
diff --git a/remoting/protocol/content_description.cc b/remoting/protocol/content_description.cc
index 9d9f30a78ceda98ed2cccf0b2d11a0cd4e22422b..f50f46bf663d285d45427d72679a70303a0512ef 100644
--- a/remoting/protocol/content_description.cc
+++ b/remoting/protocol/content_description.cc
@@ -32,7 +32,6 @@ const char kEventTag[] = "event";
 const char kVideoTag[] = "video";
 const char kAudioTag[] = "audio";
 const char kVp9ExperimentTag[] = "vp9-experiment";
-const char kQuicConfigTag[] = "quic-config";
 
 const char kTransportAttr[] = "transport";
 const char kVersionAttr[] = "version";
@@ -41,7 +40,6 @@ const char kCodecAttr[] = "codec";
 const NameMapElement<ChannelConfig::TransportType> kTransports[] = {
   { ChannelConfig::TRANSPORT_STREAM, "stream" },
   { ChannelConfig::TRANSPORT_MUX_STREAM, "mux-stream" },
-  { ChannelConfig::TRANSPORT_QUIC_STREAM, "quic-stream" },
   { ChannelConfig::TRANSPORT_DATAGRAM, "datagram" },
   { ChannelConfig::TRANSPORT_NONE, "none" },
 };
@@ -116,11 +114,9 @@ bool ParseChannelConfig(const XmlElement* element, bool codec_required,
 
 ContentDescription::ContentDescription(
     scoped_ptr<CandidateSessionConfig> config,
-    scoped_ptr<buzz::XmlElement> authenticator_message,
-    const std::string& quic_config_message)
+    scoped_ptr<buzz::XmlElement> authenticator_message)
     : candidate_config_(config.Pass()),
-      authenticator_message_(authenticator_message.Pass()),
-      quic_config_message_(quic_config_message) {
+      authenticator_message_(authenticator_message.Pass()) {
 }
 
 ContentDescription::~ContentDescription() { }
@@ -168,15 +164,6 @@ XmlElement* ContentDescription::ToXml() const {
     root->AddElement(new XmlElement(*authenticator_message_));
   }
 
-  if (!quic_config_message_.empty()) {
-    XmlElement* quic_config_tag =
-        new XmlElement(QName(kChromotingXmlNamespace, kQuicConfigTag));
-    root->AddElement(quic_config_tag);
-    std::string config_base64;
-    base::Base64Encode(quic_config_message_, &config_base64);
-    quic_config_tag->SetBodyText(config_base64);
-  }
-
   if (config()->vp9_experiment_enabled()) {
     root->AddElement(
         new XmlElement(QName(kChromotingXmlNamespace, kVp9ExperimentTag)));
@@ -248,19 +235,8 @@ scoped_ptr<ContentDescription> ContentDescription::ParseXml(
   if (child)
     authenticator_message.reset(new XmlElement(*child));
 
-  std::string quic_config_message;
-  const XmlElement* quic_config_tag =
-      element->FirstNamed(QName(kChromotingXmlNamespace, kQuicConfigTag));
-  if (quic_config_tag) {
-    if (!base::Base64Decode(quic_config_tag->BodyText(),
-                            &quic_config_message)) {
-      LOG(ERROR) << "Failed to parse QUIC config.";
-      return nullptr;
-    }
-  }
-
-  return make_scoped_ptr(new ContentDescription(
-      config.Pass(), authenticator_message.Pass(), quic_config_message));
+  return make_scoped_ptr(
+      new ContentDescription(config.Pass(), authenticator_message.Pass()));
 }
 
 }  // namespace protocol