Index: components/metrics/proto/ukm/report.proto |
diff --git a/components/metrics/proto/ukm/report.proto b/components/metrics/proto/ukm/report.proto |
index c9133552c0817ae290e033c93a3f91451fa4c0e7..8627d5defed2f5015931274d6f92c63768b12f7a 100644 |
--- a/components/metrics/proto/ukm/report.proto |
+++ b/components/metrics/proto/ukm/report.proto |
@@ -13,12 +13,18 @@ import "ukm/source.proto"; |
import "system_profile.proto"; |
// This is the message type sent from Chrome to the UKM collector. |
-// Next tag: 5 |
+// Next tag: 6 |
message Report { |
// A unique identifier for a Chrome install. This ID should be used only |
// in UKM reports, and not linked to any other data sources. |
optional fixed64 client_id = 1; |
+ // The session id for this record. This id is unique within a |
+ // particular Chrome session. The client keeps track of the session id |
+ // and sends it with each record. The session id is simply an integer |
+ // that is incremented each time the user relaunches Chrome. |
+ optional int32 session_id = 5; |
+ |
// Information about the user's browser and system configuration. |
optional metrics.SystemProfileProto system_profile = 2; |