OOBE screen with HTML page specified from command line it is going to be used for recovery screen.

chrome/browser/chromeos/login/html_page_screen.h

Index: chrome/browser/chromeos/login/html_page_screen.h
diff --git a/chrome/browser/chromeos/login/html_page_screen.h b/chrome/browser/chromeos/login/html_page_screen.h
new file mode 100644
index 0000000000000000000000000000000000000000..164faee8b14f3ce9dcb5fd5ddc5c5640a853ba3d
--- /dev/null
+++ b/chrome/browser/chromeos/login/html_page_screen.h
@@ -0,0 +1,82 @@
+// Copyright (c) 2010 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_LOGIN_HTML_PAGE_SCREEN_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_HTML_PAGE_SCREEN_H_
+#pragma once
+
+#include <string>
+
+#include "base/scoped_ptr.h"
+#include "chrome/browser/chromeos/login/screen_observer.h"
+#include "chrome/browser/chromeos/login/view_screen.h"
+#include "chrome/browser/chromeos/login/web_page_screen.h"
+#include "chrome/browser/chromeos/login/web_page_view.h"
+
+class WizardScreenDelegate;
+
+namespace chromeos {
+
+class HTMLPageDomView : public WebPageDomView {
+ public:
+  HTMLPageDomView() {}
+
+ protected:
+  // Overriden from DOMView:
+  virtual TabContents* CreateTabContents(Profile* profile,
+                                         SiteInstance* instance);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(HTMLPageDomView);
+};
+
+class HTMLPageView : public WebPageView {
+ public:
+  HTMLPageView();
+
+ protected:
+  virtual WebPageDomView* dom_view() { return dom_view_; }
+
+ private:
+  // View that renders page.
+  HTMLPageDomView* dom_view_;
+
+  DISALLOW_COPY_AND_ASSIGN(HTMLPageView);
+};
+
+// HTMLPageScreen is used to show arbitrary HTML page. It is used to show
+// simple screens like recover.
+class HTMLPageScreen : public ViewScreen<HTMLPageView>,
+                       public WebPageScreen,
+                       public WebPageDelegate {
+ public:
+  HTMLPageScreen(WizardScreenDelegate* delegate, const std::string& url);
+
+  // WebPageDelegate implementation:
+  virtual void OnPageLoaded();
+  virtual void OnPageLoadFailed(const std::string& url);
+
+ private:
+  // ViewScreen implementation:
+  virtual void CreateView();
+  virtual void Refresh();
+  virtual HTMLPageView* AllocateView();
+
+  virtual void LoadingStateChanged(TabContents* source);
+  virtual void NavigationStateChanged(const TabContents* source,
+                                      unsigned changed_flags);
+  virtual void HandleKeyboardEvent(const NativeWebKeyboardEvent& event);
+
+  // WebPageScreen implementation:
+  virtual void CloseScreen(ScreenObserver::ExitCodes code);
+
+  // URL to navigate.
+  std::string url_;
+
+  DISALLOW_COPY_AND_ASSIGN(HTMLPageScreen);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_HTML_PAGE_SCREEN_H_