SystemShouldUpgrade 33 ash/system/tray/default_system_tray_delegate.h virtual bool SystemShouldUpgrade() const OVERRIDE; SystemShouldUpgrade 151 ash/system/tray/system_tray_delegate.h virtual bool SystemShouldUpgrade() const = 0; SystemShouldUpgrade 168 ash/system/tray_update.cc return Shell::GetInstance()->system_tray_delegate()->SystemShouldUpgrade(); SystemShouldUpgrade 172 ash/system/tray_update.cc if (!Shell::GetInstance()->system_tray_delegate()->SystemShouldUpgrade()) SystemShouldUpgrade 72 chrome/browser/ui/ash/system_tray_delegate_chromeos.h virtual bool SystemShouldUpgrade() const OVERRIDE;