Remove support for Windows-style keycodes.

remoting/client/plugin/chromoting_instance.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/client/plugin/chromoting_instance.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 281 matching lines @@
     bool is_pressed = false;
     if (!data->GetInteger("usbKeycode", &usb_keycode) ||
         !data->GetBoolean("pressed", &is_pressed)) {
       LOG(ERROR) << "Invalid injectKeyEvent.";
       return;
     }
 
     protocol::KeyEvent event;
     event.set_usb_keycode(usb_keycode);
     event.set_pressed(is_pressed);
-    // Even though new hosts will ignore keycode, it's a required field.
-    event.set_keycode(0);
     InjectKeyEvent(event);
   } else if (method == "remapKey") {
     int from_keycode = 0;
     int to_keycode = 0;
     if (!data->GetInteger("fromKeycode", &from_keycode) ||
         !data->GetInteger("toKeycode", &to_keycode)) {
       LOG(ERROR) << "Invalid remapKey.";
       return;
     }
 
@@ skipping 421 matching lines @@
   PostChromotingMessage("logDebugMessage", data.Pass());
   g_logging_to_plugin = false;
 }
 
 bool ChromotingInstance::IsConnected() {
   return host_connection_.get() &&
     (host_connection_->state() == protocol::ConnectionToHost::CONNECTED);
 }
 
 }  // namespace remoting