Revert of Renaming Gnubby and RemoteSecurityKey files/classes/members

remoting/host/host_mock_objects.cc

Index: remoting/host/host_mock_objects.cc
diff --git a/remoting/host/host_mock_objects.cc b/remoting/host/host_mock_objects.cc
index 3253e461b35896e5e839b5bfd8ac0815d5676a76..20358247001ae1e3ad00157685bbb6012e87a8db 100644
--- a/remoting/host/host_mock_objects.cc
+++ b/remoting/host/host_mock_objects.cc
@@ -80,17 +80,17 @@
 
 MockHostStatusObserver::~MockHostStatusObserver() {}
 
-MockSecurityKeyAuthHandler::MockSecurityKeyAuthHandler() {}
+MockGnubbyAuthHandler::MockGnubbyAuthHandler() {}
 
-MockSecurityKeyAuthHandler::~MockSecurityKeyAuthHandler() {}
+MockGnubbyAuthHandler::~MockGnubbyAuthHandler() {}
 
-void MockSecurityKeyAuthHandler::SetSendMessageCallback(
-    const SecurityKeyAuthHandler::SendMessageCallback& callback) {
+void MockGnubbyAuthHandler::SetSendMessageCallback(
+    const GnubbyAuthHandler::SendMessageCallback& callback) {
   callback_ = callback;
 }
 
-const SecurityKeyAuthHandler::SendMessageCallback&
-MockSecurityKeyAuthHandler::GetSendMessageCallback() {
+const GnubbyAuthHandler::SendMessageCallback&
+MockGnubbyAuthHandler::GetSendMessageCallback() {
   return callback_;
 }