Index: base/time/time.h |
diff --git a/base/time/time.h b/base/time/time.h |
index 3cf3746166ed8dc16cc937945d0918cfe6ef8ede..d8de2e2dcbece4d062f9c61537dbab278267de3f 100644 |
--- a/base/time/time.h |
+++ b/base/time/time.h |
@@ -19,6 +19,10 @@ |
// |
// These classes are represented as only a 64-bit value, so they can be |
// efficiently passed by value. |
+// |
+// To make these types work with DCHECK_EQ() and other log macros, include |
+// "base/time/time_logging.h". For human-readable formatting, see |
+// "base/i18n/time_formatting.h". |
#ifndef BASE_TIME_TIME_H_ |
#define BASE_TIME_TIME_H_ |