[cros] Add Ctrl+Alt+E shortcut to Welcome/EULA screen that cancels update and starts with enrollment

chrome/browser/ui/webui/chromeos/login/update_screen_handler.cc

 // Copyright (c) 2011 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 "chrome/browser/ui/webui/chromeos/login/update_screen_handler.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
@@ skipping 95 matching lines @@
   web_ui()->CallJavascriptFunction("cr.ui.Oobe.setUpdateMessage",
                                    *info_message);
 }
 
 void UpdateScreenHandler::RegisterMessages() {
 #if !defined(OFFICIAL_BUILD)
   web_ui()->RegisterMessageCallback("cancelUpdate",
       base::Bind(&UpdateScreenHandler::HandleUpdateCancel,
                  base::Unretained(this)));
 #endif
+  web_ui()->RegisterMessageCallback("skipUpdateEnrollAfterEula",
+      base::Bind(&UpdateScreenHandler::HandleSkipUpdateEnrollAfterEula,
+                 base::Unretained(this)));
 }
 
 #if !defined(OFFICIAL_BUILD)
 void UpdateScreenHandler::HandleUpdateCancel(const base::ListValue* args) {
   DCHECK(args && args->empty());
   screen_->CancelUpdate();
 }
 #endif
 
+void UpdateScreenHandler::HandleSkipUpdateEnrollAfterEula(
+    const base::ListValue* args) {
+  DCHECK(args && args->empty());
+  screen_->SkipUpdateEnrollAfterEula();
+}
+
 }  // namespace chromeos