Disabled transparency for header bars on the signin screen.

chrome/browser/chromeos/login/webui_login_display_host.h

Index: chrome/browser/chromeos/login/webui_login_display_host.h
diff --git a/chrome/browser/chromeos/login/webui_login_display_host.h b/chrome/browser/chromeos/login/webui_login_display_host.h
index 38447d7f5dfb1ba709ffda8617003ce74856f469..f7ee2629021aab86e9bc19f61963d0b60280a3cb 100644
--- a/chrome/browser/chromeos/login/webui_login_display_host.h
+++ b/chrome/browser/chromeos/login/webui_login_display_host.h
@@ -74,6 +74,10 @@ class WebUILoginDisplayHost : public BaseLoginDisplayHost,
   // wallpaper animation end.
   void StartPostponedWebUI();
 
+  void InitLoginWindowAndView();

[Daniel Erat, 2012/12/27 17:44:45]

nit: add comments describing what these do

[ygorshenin1, 2012/12/28 07:46:56]

Done.

+
+  void ResetLoginWindowAndView();
+
   // Container of the screen we are displaying.
   views::Widget* login_window_;
 
@@ -127,6 +131,10 @@ class WebUILoginDisplayHost : public BaseLoginDisplayHost,
   std::string wizard_first_screen_name_;
   scoped_ptr<DictionaryValue> wizard_screen_parameters_;
 
+  // Old value of the ash::internal::kIgnoreSoloWindowPolicy
+  // property of the root window for |login_window_|.
+  bool old_ignore_solo_window_policy_value_;
+
   DISALLOW_COPY_AND_ASSIGN(WebUILoginDisplayHost);
 };