kiosk: Show enrollment screen first if needed.

chrome/browser/ui/webui/chromeos/login/oobe_ui.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 "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
 
 #include "ash/ash_switches.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted_memory.h"
@@ skipping 399 matching lines @@
   web_ui()->AddMessageHandler(handler);
   handlers_.push_back(handler);
 }
 
 void OobeUI::InitializeHandlers() {
   ready_ = true;
   for (size_t i = 0; i < ready_callbacks_.size(); ++i)
     ready_callbacks_[i].Run();
   ready_callbacks_.clear();
 
-  for (size_t i = 0; i < handlers_.size(); ++i)
-    handlers_[i]->InitializeBase();
+  // Notify 'initialize' for synchronously loaded screens.
+  for (size_t i = 0; i < handlers_.size(); ++i) {
+    if (handlers_[i]->async_assets_load_id().empty())
+      handlers_[i]->InitializeBase();
+  }
+}
+
+void OobeUI::OnScreenAssetsLoaded(const std::string& async_assets_load_id) {
+  DCHECK(!async_assets_load_id.empty());
+
+  for (size_t i = 0; i < handlers_.size(); ++i) {
+    if (handlers_[i]->async_assets_load_id() == async_assets_load_id)
+      handlers_[i]->InitializeBase();
+  }
 }
 
 bool OobeUI::IsJSReady(const base::Closure& display_is_ready_callback) {
   if (!ready_)
     ready_callbacks_.push_back(display_is_ready_callback);
   return ready_;
 }
 
 void OobeUI::ShowOobeUI(bool show) {
   core_handler_->ShowOobeUI(show);
@@ skipping 40 matching lines @@
                       observer_list_,
                       OnCurrentScreenChanged(current_screen_, new_screen));
     current_screen_ = new_screen;
   } else {
     NOTREACHED() << "Screen should be registered in InitializeScreenMaps()";
     current_screen_ = SCREEN_UNKNOWN;
   }
 }
 
 }  // namespace chromeos