Index: chromeos/printing/printer_configuration.h |
diff --git a/chromeos/printing/printer_configuration.h b/chromeos/printing/printer_configuration.h |
index 18d72bc934f0249ac82a47e0a7461a338f532e62..2ed1130bb083a691428b303f9385cf1916fd2907 100644 |
--- a/chromeos/printing/printer_configuration.h |
+++ b/chromeos/printing/printer_configuration.h |
@@ -47,8 +47,9 @@ class CHROMEOS_EXPORT Printer { |
SRC_POLICY, |
}; |
- // An enumeration of printer protocols. Do not change these values as they |
- // are used in enums.xml. |
+ // An enumeration of printer protocols. |
+ // These values are written to logs. New enum values can be added, but |
+ // existing enums must never be renumbered or deleted and reused. |
enum PrinterProtocol { |
kUnknown = 0, |
kUsb = 1, |