Fixed Gaia reloading.

chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.h

Index: chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.h
diff --git a/chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.h b/chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.h
index 571cc87898027e7d5405c61fbe8e9a92d3e44954..378e0723d955e071be8e5230ef13654a09c499e2 100644
--- a/chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.h
+++ b/chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.h
@@ -57,7 +57,11 @@ class GaiaScreenHandler : public BaseScreenHandler {
 
   void LoadGaia(const GaiaContext& context);
   void UpdateGaia(const GaiaContext& context);
-  void ReloadGaia();
+
+  // Sends request to reload Gaia. If |force_reload| is true, request
+  // will be sent in any case, otherwise it will be sent only when Gaia is
+  // not loading right now.
+  void ReloadGaia(bool force_reload);
 
   FrameState frame_state() const { return frame_state_; }
   net::Error frame_error() const { return frame_error_; }