Index: ash/system/chromeos/tray_display.h |
diff --git a/ash/system/chromeos/tray_display.h b/ash/system/chromeos/tray_display.h |
index 0685a9de29dc3c50e2b5e44f3c86256a80ad8532..4fc85516dcfcd363c9b417180efade3770b14c33 100644 |
--- a/ash/system/chromeos/tray_display.h |
+++ b/ash/system/chromeos/tray_display.h |
@@ -17,6 +17,8 @@ class View; |
namespace ash { |
+class SystemTray; |
+ |
namespace internal { |
class DisplayView; |
@@ -24,7 +26,7 @@ class TrayDisplay : public SystemTrayItem, |
public chromeos::OutputConfigurator::Observer, |
public gfx::DisplayObserver { |
public: |
- TrayDisplay(); |
+ explicit TrayDisplay(SystemTray* system_tray); |
virtual ~TrayDisplay(); |
private: |