Index: ash/system/tray/tray_popup_header_button.h |
diff --git a/ash/system/tray/tray_popup_header_button.h b/ash/system/tray/tray_popup_header_button.h |
index 054530b6bca74d0603eb2c0047082909b39a661f..41a76276a3991bc4add41c6620f22ef697c7139b 100644 |
--- a/ash/system/tray/tray_popup_header_button.h |
+++ b/ash/system/tray/tray_popup_header_button.h |
@@ -29,7 +29,7 @@ class ASH_EXPORT TrayPopupHeaderButton : public views::ToggleImageButton { |
private: |
// Overridden from views::View: |
virtual const char* GetClassName() const OVERRIDE; |
- virtual gfx::Size GetPreferredSize() OVERRIDE; |
+ virtual gfx::Size GetPreferredSize() const OVERRIDE; |
virtual void OnPaintBorder(gfx::Canvas* canvas) OVERRIDE; |
// Overridden from views::CustomButton: |