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-rw-r--r--chromeos/display/output_configurator.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/chromeos/display/output_configurator.h b/chromeos/display/output_configurator.h
index cd3420a..804f856 100644
--- a/chromeos/display/output_configurator.h
+++ b/chromeos/display/output_configurator.h
@@ -57,7 +57,8 @@ class CHROMEOS_EXPORT OutputConfigurator : public MessageLoop::Dispatcher {
virtual void OnDisplayModeChanged() {}
// Called when the change of the display mode is issued but failed.
- virtual void OnDisplayModeChangeFailed() {}
+ // |failed_new_state| is the new state which the system failed to enter.
+ virtual void OnDisplayModeChangeFailed(OutputState failed_new_state) {}
};
OutputConfigurator();