Remove support for Windows-style keycodes.

remoting/protocol/host_event_dispatcher.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/protocol/host_event_dispatcher.h"
 
 #include "base/bind_helpers.h"
 #include "net/socket/stream_socket.h"
 #include "remoting/base/constants.h"
 #include "remoting/proto/event.pb.h"
@@ skipping 20 matching lines @@
     scoped_ptr<EventMessage> message, const base::Closure& done_task) {
   DCHECK(input_stub_);
 
   base::ScopedClosureRunner done_runner(done_task);
 
   if (message->has_sequence_number() && !sequence_number_callback_.is_null())
     sequence_number_callback_.Run(message->sequence_number());
 
   if (message->has_key_event()) {
     const KeyEvent& event = message->key_event();
-    if ((event.has_keycode() || event.has_usb_keycode()) &&
-        event.has_pressed()) {
+    if (event.has_usb_keycode() && event.has_pressed()) {
       input_stub_->InjectKeyEvent(event);
     } else {
       LOG(WARNING) << "Received invalid key event.";
     }
   } else if (message->has_mouse_event()) {
     input_stub_->InjectMouseEvent(message->mouse_event());
   } else {
     LOG(WARNING) << "Unknown event message received.";
   }
 }
 
 }  // namespace protocol
 }  // namespace remoting