Index: chromeos/dbus/fake_power_manager_client.h |
diff --git a/chromeos/dbus/fake_power_manager_client.h b/chromeos/dbus/fake_power_manager_client.h |
index c81ec854aeebdda601423fcf0846e71f218eb743..d840d513e6c07d83f94846a9f2c0ee49f1086a2c 100644 |
--- a/chromeos/dbus/fake_power_manager_client.h |
+++ b/chromeos/dbus/fake_power_manager_client.h |
@@ -37,7 +37,7 @@ class FakePowerManagerClient : public PowerManagerClient { |
virtual void Init(dbus::Bus* bus) override; |
virtual void AddObserver(Observer* observer) override; |
virtual void RemoveObserver(Observer* observer) override; |
- virtual bool HasObserver(Observer* observer) override; |
+ virtual bool HasObserver(const Observer* observer) const override; |
virtual void DecreaseScreenBrightness(bool allow_off) override; |
virtual void IncreaseScreenBrightness() override; |
virtual void SetScreenBrightnessPercent( |