Added estimated time remaining on AU.

chrome/browser/chromeos/login/update_screen.h

Index: chrome/browser/chromeos/login/update_screen.h
diff --git a/chrome/browser/chromeos/login/update_screen.h b/chrome/browser/chromeos/login/update_screen.h
index 39e8966e598f33b249e38795a65f5f1188a5f8f4..1c4b8857023e5671da0803b96298f10e2d7726dc 100644
--- a/chrome/browser/chromeos/login/update_screen.h
+++ b/chrome/browser/chromeos/login/update_screen.h
@@ -11,6 +11,7 @@
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/time.h"
 #include "base/timer.h"
 #include "chrome/browser/chromeos/login/update_screen_actor.h"
 #include "chrome/browser/chromeos/login/wizard_screen.h"
@@ -107,6 +108,15 @@ class UpdateScreen: public UpdateEngineClient::Observer,
   // Keeps actor which is delegated with all showing operations.
   UpdateScreenActor* actor_;
 
+  // Time of the first notification of the downloading stage.
+  base::Time download_start_time_;
+  double download_start_progress_;
+  // Time of the last notification of the downloading stage.

[Nikita (slow), 2012/05/10 16:04:31]

nit: Insert empty line before

[ygorshenin1, 2012/05/11 12:42:50]

Done.

+  base::Time download_last_time_;
+  double download_last_progress_;
+  bool is_download_average_speed_computed_;
+  double download_average_speed_;
+
   DISALLOW_COPY_AND_ASSIGN(UpdateScreen);
 };