Reland 'Require ECDHE for False Start.'

net/test/spawned_test_server/base_test_server.cc

Index: net/test/spawned_test_server/base_test_server.cc
diff --git a/net/test/spawned_test_server/base_test_server.cc b/net/test/spawned_test_server/base_test_server.cc
index b5306899c2ac08ba99a5156866d68f9f388da659..f2eea30d51388349efb9c2b065aae5b16697e089 100644
--- a/net/test/spawned_test_server/base_test_server.cc
+++ b/net/test/spawned_test_server/base_test_server.cc
@@ -59,6 +59,8 @@ void GetKeyExchangesList(int key_exchange, base::ListValue* values) {
     values->Append(new base::StringValue("rsa"));
   if (key_exchange & BaseTestServer::SSLOptions::KEY_EXCHANGE_DHE_RSA)
     values->Append(new base::StringValue("dhe_rsa"));
+  if (key_exchange & BaseTestServer::SSLOptions::KEY_EXCHANGE_ECDHE_RSA)
+    values->Append(new base::StringValue("ecdhe_rsa"));
 }
 
 void GetCiphersList(int cipher, base::ListValue* values) {