Added battery level and time to the status tray's accessible name.

ash/system/chromeos/settings/tray_settings.cc

Index: ash/system/chromeos/settings/tray_settings.cc
diff --git a/ash/system/chromeos/settings/tray_settings.cc b/ash/system/chromeos/settings/tray_settings.cc
index bb27a17498c0107a940f049ee4b0ba2ca5d42088..b6f4e76f663e9a3c5ab55cefb12a8214aadddd0a 100644
--- a/ash/system/chromeos/settings/tray_settings.cc
+++ b/ash/system/chromeos/settings/tray_settings.cc
@@ -108,8 +108,8 @@ class SettingsDefaultView : public ActionableView,
 
     base::string16 accessible_name = label_ ?
         label_->text() + base::ASCIIToUTF16(", ") +
-            PowerStatus::Get()->GetAccessibleNameString() :
-        PowerStatus::Get()->GetAccessibleNameString();
+            PowerStatus::Get()->GetAccessibleNameString(true) :
+        PowerStatus::Get()->GetAccessibleNameString(true);
     SetAccessibleName(accessible_name);
   }