Revert 139424 - Remove V1 authenticators.

remoting/client/plugin/chromoting_instance.cc

Index: remoting/client/plugin/chromoting_instance.cc
===================================================================
--- remoting/client/plugin/chromoting_instance.cc	(revision 139575)
+++ remoting/client/plugin/chromoting_instance.cc	(working copy)
@@ -110,19 +110,25 @@
 
 bool ChromotingInstance::ParseAuthMethods(const std::string& auth_methods_str,
                                           ClientConfig* config) {
-  std::vector<std::string> auth_methods;
-  base::SplitString(auth_methods_str, ',', &auth_methods);
-  for (std::vector<std::string>::iterator it = auth_methods.begin();
-       it != auth_methods.end(); ++it) {
-    protocol::AuthenticationMethod authentication_method =
-        protocol::AuthenticationMethod::FromString(*it);
-    if (authentication_method.is_valid())
-      config->authentication_methods.push_back(authentication_method);
+  if (auth_methods_str == "v1_token") {
+    config->use_v1_authenticator = true;
+  } else {
+    config->use_v1_authenticator = false;
+
+    std::vector<std::string> auth_methods;
+    base::SplitString(auth_methods_str, ',', &auth_methods);
+    for (std::vector<std::string>::iterator it = auth_methods.begin();
+         it != auth_methods.end(); ++it) {
+      protocol::AuthenticationMethod authentication_method =
+          protocol::AuthenticationMethod::FromString(*it);
+      if (authentication_method.is_valid())
+        config->authentication_methods.push_back(authentication_method);
+    }
+    if (config->authentication_methods.empty()) {
+      LOG(ERROR) << "No valid authentication methods specified.";
+      return false;
+    }
   }
-  if (config->authentication_methods.empty()) {
-    LOG(ERROR) << "No valid authentication methods specified.";
-    return false;
-  }
 
   return true;
 }