Fix yet another silly DCHECK in the FTP code.

net/ftp/ftp_network_transaction_unittest.cc

Index: net/ftp/ftp_network_transaction_unittest.cc
diff --git a/net/ftp/ftp_network_transaction_unittest.cc b/net/ftp/ftp_network_transaction_unittest.cc
index 7dd6f9c5b7733e6841cd374dfb04f12212b1e7f4..33ae12385d2612fc00da303a2d69500f809ac668 100644
--- a/net/ftp/ftp_network_transaction_unittest.cc
+++ b/net/ftp/ftp_network_transaction_unittest.cc
@@ -1792,6 +1792,22 @@ TEST_P(FtpNetworkTransactionTest, ExtraQuitResponses) {
   ExecuteTransaction(&ctrl_socket, "ftp://host/", ERR_INVALID_RESPONSE);
 }
 
+TEST_P(FtpNetworkTransactionTest, InvalidRemoteDirectory) {
+  FtpSocketDataProviderFileDownload ctrl_socket;
+  TransactionFailHelper(
+      &ctrl_socket, "ftp://host/file", FtpSocketDataProvider::PRE_PWD,
+      FtpSocketDataProvider::PRE_QUIT,
+      "257 \"foo\rbar\" is your current location\r\n", ERR_INVALID_RESPONSE);
+}
+
+TEST_P(FtpNetworkTransactionTest, InvalidRemoteDirectory2) {
+  FtpSocketDataProviderFileDownload ctrl_socket;
+  TransactionFailHelper(
+      &ctrl_socket, "ftp://host/file", FtpSocketDataProvider::PRE_PWD,
+      FtpSocketDataProvider::PRE_QUIT,
+      "257 \"foo\nbar\" is your current location\r\n", ERR_INVALID_RESPONSE);
+}
+
 INSTANTIATE_TEST_CASE_P(FTP,
                         FtpNetworkTransactionTest,
                         ::testing::Values(AF_INET, AF_INET6));